Common Weakness Enumeration

CWE-345

Discouraged

Insufficient Verification of Data Authenticity

Abstraction: Class · Status: Draft

The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data.

939 vulnerabilities reference this CWE, most recent first.

CVE-2026-6498 (GCVE-0-2026-6498)

Vulnerability from cvelistv5 – Published: 2026-04-30 09:29 – Updated: 2026-04-30 12:04
VLAI
Title
Five Star Restaurant Reservations <= 2.7.16 - Unauthenticated Payment Bypass via PHP Type Juggling in 'payment_id' Parameter
Summary
The Five Star Restaurant Reservations plugin for WordPress is vulnerable to a payment bypass via PHP type juggling in versions up to, and including, 2.7.16 This is due to the valid_payment() function using a PHP loose comparison (==) between the attacker-controlled payment_id POST parameter and the booking's stripe_payment_intent_id property. When an unauthenticated attacker submits a request to the nopriv AJAX handler rtb_stripe_pmt_succeed before the Stripe payment intent has been created for a booking (i.e., before the JavaScript-triggered create_stripe_pmtIntnt() call has stored an intent ID in post meta), the stripe_payment_intent_id property on the booking object remains null. The comparison sanitize_text_field('') == null evaluates to TRUE in PHP loose comparison, causing the payment verification check to pass with zero actual payment. This makes it possible for unauthenticated attackers to mark any existing payment_pending booking as paid without completing a Stripe payment by submitting an empty payment_id parameter.
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-345 - Insufficient Verification of Data Authenticity
Assigner
Impacted products
Credits
David Fernández Morilla
Show details on NVD website

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CVE-2026-4541 (GCVE-0-2026-4541)

Vulnerability from cvelistv5 – Published: 2026-03-22 08:35 – Updated: 2026-04-18 03:39 X_Open Source
VLAI
Title
janmojzis tinyssh Ed25519 Signature crypto_sign_ed25519_tinyssh.c signature verification
Summary
A flaw has been found in janmojzis tinyssh up to 20250501. Impacted is an unknown function of the file tinyssh/crypto_sign_ed25519_tinyssh.c of the component Ed25519 Signature Handler. This manipulation causes improper verification of cryptographic signature. The attack is restricted to local execution. The attack's complexity is rated as high. The exploitability is considered difficult. The exploit has been published and may be used. Upgrading to version 20260301 is recommended to address this issue. Patch name: 9c87269607e0d7d20174df742accc49c042cff17. Upgrading the affected component is recommended.
SSVC
Exploitation: poc Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-347 - Improper Verification of Cryptographic Signature
  • CWE-345 - Insufficient Verification of Data Authenticity
Assigner
Impacted products
Vendor Product Version
janmojzis tinyssh Affected: 20250501
Unaffected: 20260301
Create a notification for this product.
Credits
pythok (VulDB User)
Show details on NVD website

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CVE-2026-4478 (GCVE-0-2026-4478)

Vulnerability from cvelistv5 – Published: 2026-03-20 07:02 – Updated: 2026-03-20 15:09
VLAI
Title
Yi Technology YI Home Camera HTTP Firmware Update ipc signature verification
Summary
A vulnerability was identified in Yi Technology YI Home Camera 2 2.1.1_20171024151200. This impacts an unknown function of the file home/web/ipc of the component HTTP Firmware Update Handler. The manipulation leads to improper verification of cryptographic signature. The attack is possible to be carried out remotely. The complexity of an attack is rather high. The exploitability is said to be difficult. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
SSVC
Exploitation: poc Automatable: no Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
  • CWE-347 - Improper Verification of Cryptographic Signature
  • CWE-345 - Insufficient Verification of Data Authenticity
Assigner
References
URL Tags
https://vuldb.com/?id.351768 vdb-entry
https://vuldb.com/?ctiid.351768 signaturepermissions-required
https://vuldb.com/?submit.773162 third-party-advisory
Impacted products
Vendor Product Version
Yi Technology YI Home Camera Affected: 2 2.1.1_20171024151200
Create a notification for this product.
Credits
0rbitingZer0 (VulDB User) VulDB
Show details on NVD website

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CVE-2026-4115 (GCVE-0-2026-4115)

Vulnerability from cvelistv5 – Published: 2026-03-22 12:15 – Updated: 2026-05-25 01:42 Disputed X_Open Source
VLAI
Title
PuTTY Ed25519 Signature ecc-ssh.c eddsa_verify signature verification
Summary
A vulnerability was detected in PuTTY 0.83. Affected is the function eddsa_verify of the file crypto/ecc-ssh.c of the component Ed25519 Signature Handler. The manipulation results in improper verification of cryptographic signature. The attack may be performed from remote. The attack requires a high level of complexity. The exploitability is told to be difficult. The exploit is now public and may be used. The real existence of this vulnerability is still doubted at the moment. The patch is identified as af996b5ec27ab79bae3882071b9d6acf16044549. It is advisable to implement a patch to correct this issue. The vendor was contacted early, responded in a very professional manner and quickly released a patch for the affected product. However, at the moment there is no proof that this flaw might have any real-world impact.
SSVC
Exploitation: poc Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-347 - Improper Verification of Cryptographic Signature
  • CWE-345 - Insufficient Verification of Data Authenticity
Assigner
Impacted products
Vendor Product Version
n/a PuTTY Affected: 0.83
    cpe:2.3:a:putty:putty:*:*:*:*:*:*:*:*
Credits
pythok (VulDB User) VulDB
Show details on NVD website

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CVE-2026-3706 (GCVE-0-2026-3706)

Vulnerability from cvelistv5 – Published: 2026-03-08 05:02 – Updated: 2026-04-22 18:54 Disputed X_Open Source
VLAI
Title
mkj Dropbear S Range Check curve25519.c unpackneg signature verification
Summary
A vulnerability was determined in mkj Dropbear up to 2025.89. Impacted is the function unpackneg of the file src/curve25519.c of the component S Range Check. This manipulation causes improper verification of cryptographic signature. The attack can be initiated remotely. The attack is considered to have high complexity. The exploitability is considered difficult. The actual existence of this vulnerability is currently in question. Patch name: fdec3c90a15447bd538641d85e5a3e3ac981011d. To fix this issue, it is recommended to deploy a patch. The project maintainer explains: "Signature Malleability is not exploitable in SSH protocol. (...) [A] PoC doesn't exist for SSH implementation, but rather it's against the internal API."
SSVC
Exploitation: poc Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-347 - Improper Verification of Cryptographic Signature
  • CWE-345 - Insufficient Verification of Data Authenticity
Assigner
Impacted products
Vendor Product Version
mkj Dropbear Affected: 2025.0
Affected: 2025.1
Affected: 2025.2
Affected: 2025.3
Affected: 2025.4
Affected: 2025.5
Affected: 2025.6
Affected: 2025.7
Affected: 2025.8
Affected: 2025.9
Affected: 2025.10
Affected: 2025.11
Affected: 2025.12
Affected: 2025.13
Affected: 2025.14
Affected: 2025.15
Affected: 2025.16
Affected: 2025.17
Affected: 2025.18
Affected: 2025.19
Affected: 2025.20
Affected: 2025.21
Affected: 2025.22
Affected: 2025.23
Affected: 2025.24
Affected: 2025.25
Affected: 2025.26
Affected: 2025.27
Affected: 2025.28
Affected: 2025.29
Affected: 2025.30
Affected: 2025.31
Affected: 2025.32
Affected: 2025.33
Affected: 2025.34
Affected: 2025.35
Affected: 2025.36
Affected: 2025.37
Affected: 2025.38
Affected: 2025.39
Affected: 2025.40
Affected: 2025.41
Affected: 2025.42
Affected: 2025.43
Affected: 2025.44
Affected: 2025.45
Affected: 2025.46
Affected: 2025.47
Affected: 2025.48
Affected: 2025.49
Affected: 2025.50
Affected: 2025.51
Affected: 2025.52
Affected: 2025.53
Affected: 2025.54
Affected: 2025.55
Affected: 2025.56
Affected: 2025.57
Affected: 2025.58
Affected: 2025.59
Affected: 2025.60
Affected: 2025.61
Affected: 2025.62
Affected: 2025.63
Affected: 2025.64
Affected: 2025.65
Affected: 2025.66
Affected: 2025.67
Affected: 2025.68
Affected: 2025.69
Affected: 2025.70
Affected: 2025.71
Affected: 2025.72
Affected: 2025.73
Affected: 2025.74
Affected: 2025.75
Affected: 2025.76
Affected: 2025.77
Affected: 2025.78
Affected: 2025.79
Affected: 2025.80
Affected: 2025.81
Affected: 2025.82
Affected: 2025.83
Affected: 2025.84
Affected: 2025.85
Affected: 2025.86
Affected: 2025.87
Affected: 2025.88
Affected: 2025.89
Create a notification for this product.
Credits
pythok (VulDB User)
Show details on NVD website

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CVE-2026-3177 (GCVE-0-2026-3177)

Vulnerability from cvelistv5 – Published: 2026-04-07 07:40 – Updated: 2026-04-08 17:18
VLAI
Title
Charitable – Donation Plugin for WordPress – Fundraising with Recurring Donations & More <= 1.8.9.7 - Insufficient Verification of Data Authenticity to Unauthenticated Donation Status Forgery via Stripe Webhook
Summary
The Charitable – Donation Plugin for WordPress – Fundraising with Recurring Donations & More plugin for WordPress is vulnerable to Insufficient Verification of Data Authenticity in versions up to, and including, 1.8.9.7. This is due to missing cryptographic verification of incoming Stripe webhook events. This makes it possible for unauthenticated attackers to forge payment_intent.succeeded webhook payloads and mark pending donations as completed without a real payment.
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-345 - Insufficient Verification of Data Authenticity
Assigner
Credits
Andrés Cruciani
Show details on NVD website

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CVE-2026-3012 (GCVE-0-2026-3012)

Vulnerability from cvelistv5 – Published: 2026-05-27 10:02 – Updated: 2026-07-15 01:10
VLAI
Title
Samba: group policy certificate enrollment uses http:// without validation
Summary
A flaw was found in Samba’s certificate auto-enrollment Group Policy handling. When certificate auto-enrollment is enabled, Samba may retrieve a CA certificate over an unencrypted HTTP connection and install it into the local trust store without proper verification. An attacker with the ability to intercept or redirect network traffic could exploit this behavior to supply a malicious certificate authority certificate, potentially allowing interception or spoofing of trusted communications.
SSVC
Exploitation: none Automatable: no Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
  • CWE-345 - Insufficient Verification of Data Authenticity
Assigner
References
Impacted products
Vendor Product Version
Red Hat Red Hat Enterprise Linux 10 Unaffected: 0:4.23.5-109.el10_2 , < * (rpm)
    cpe:/o:redhat:enterprise_linux:10.2
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 10.0 Extended Update Support Unaffected: 0:4.21.3-114.el10_0.1 , < * (rpm)
    cpe:/o:redhat:enterprise_linux_eus:10.0
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 8 Unaffected: 0:4.19.4-16.el8_10 , < * (rpm)
    cpe:/a:redhat:enterprise_linux:8::appstream
    cpe:/a:redhat:enterprise_linux:8::crb
    cpe:/o:redhat:enterprise_linux:8::baseos
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support Unaffected: 0:4.15.5-16.el8_6.1 , < * (rpm)
    cpe:/a:redhat:rhel_aus:8.6::appstream
    cpe:/a:redhat:rhel_eus_long_life:8.6::appstream
    cpe:/o:redhat:rhel_aus:8.6::baseos
    cpe:/o:redhat:rhel_eus_long_life:8.6::baseos
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On Unaffected: 0:4.15.5-16.el8_6.1 , < * (rpm)
    cpe:/a:redhat:rhel_aus:8.6::appstream
    cpe:/a:redhat:rhel_eus_long_life:8.6::appstream
    cpe:/o:redhat:rhel_aus:8.6::baseos
    cpe:/o:redhat:rhel_eus_long_life:8.6::baseos
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 8.8 Telecommunications Update Service Unaffected: 0:4.17.5-7.el8_8.1 , < * (rpm)
    cpe:/a:redhat:rhel_e4s:8.8::appstream
    cpe:/a:redhat:rhel_tus:8.8::appstream
    cpe:/o:redhat:rhel_e4s:8.8::baseos
    cpe:/o:redhat:rhel_tus:8.8::baseos
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions Unaffected: 0:4.17.5-7.el8_8.1 , < * (rpm)
    cpe:/a:redhat:rhel_e4s:8.8::appstream
    cpe:/a:redhat:rhel_tus:8.8::appstream
    cpe:/o:redhat:rhel_e4s:8.8::baseos
    cpe:/o:redhat:rhel_tus:8.8::baseos
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:4.23.5-10.el9_8 , < * (rpm)
    cpe:/a:redhat:enterprise_linux:9::appstream
    cpe:/a:redhat:enterprise_linux:9::crb
    cpe:/a:redhat:enterprise_linux:9::resilientstorage
    cpe:/o:redhat:enterprise_linux:9::baseos
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions Unaffected: 0:4.17.5-105.el9_2.5 , < * (rpm)
    cpe:/a:redhat:rhel_e4s:9.2::appstream
    cpe:/a:redhat:rhel_e4s:9.2::resilientstorage
    cpe:/o:redhat:rhel_e4s:9.2::baseos
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions Unaffected: 0:4.19.4-105.el9_4.4 , < * (rpm)
    cpe:/a:redhat:rhel_e4s:9.4::appstream
    cpe:/a:redhat:rhel_e4s:9.4::resilientstorage
    cpe:/o:redhat:rhel_e4s:9.4::baseos
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 9.6 Extended Update Support Unaffected: 0:4.21.3-14.el9_6.1 , < * (rpm)
    cpe:/a:redhat:rhel_eus:9.6::appstream
    cpe:/a:redhat:rhel_eus:9.6::crb
    cpe:/a:redhat:rhel_eus:9.6::resilientstorage
    cpe:/o:redhat:rhel_eus:9.6::baseos
Create a notification for this product.
Red Hat Red Hat OpenShift Container Platform 4.19 Unaffected: 4.19.9.6.202606241344-0 , < * (rpm)
    cpe:/a:redhat:openshift:4.19::el9
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 6     cpe:/o:redhat:enterprise_linux:6
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 7     cpe:/o:redhat:enterprise_linux:7
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 8 Unaffected: 0:4.19.4-16.el8_10 , < * (rpm)
    cpe:/a:redhat:enterprise_linux:8
    cpe:/o:redhat:enterprise_linux:8
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support Unaffected: 0:4.15.5-16.el8_6.1 , < * (rpm)
    cpe:/a:redhat:rhel_aus:8.6
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On Unaffected: 0:4.15.5-16.el8_6.1 , < * (rpm)
    cpe:/a:redhat:rhel_eus_long_life:8.6
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 8.8 Telecommunications Update Service Unaffected: 0:4.17.5-7.el8_8.1 , < * (rpm)
    cpe:/a:redhat:rhel_tus:8.8
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions Unaffected: 0:4.17.5-7.el8_8.1 , < * (rpm)
    cpe:/a:redhat:rhel_e4s:8.8
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 9 Unaffected: 0:4.23.5-10.el9_8 , < * (rpm)
    cpe:/a:redhat:enterprise_linux:9
    cpe:/o:redhat:enterprise_linux:9
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions Unaffected: 0:4.17.5-105.el9_2.5 , < * (rpm)
    cpe:/a:redhat:rhel_e4s:9.2
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions Unaffected: 0:4.19.4-105.el9_4.4 , < * (rpm)
    cpe:/a:redhat:rhel_e4s:9.4
Create a notification for this product.
Red Hat Red Hat Enterprise Linux 9.6 Extended Update Support Unaffected: 0:4.21.3-14.el9_6.1 , < * (rpm)
    cpe:/a:redhat:rhel_eus:9.6
Create a notification for this product.
Date Public
2026-05-27 09:17
Credits
Red Hat would like to thank Arad Inbar (DREAM Security Research Team), Ben Grinberg (DREAM Security Research Team), Michalis Vasileiadis, and Nir Somech (DREAM Security Research Team) for reporting this issue.
Show details on NVD website

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CVE-2026-2968 (GCVE-0-2026-2968)

Vulnerability from cvelistv5 – Published: 2026-02-23 03:02 – Updated: 2026-02-23 17:26 X_Open Source
VLAI
Title
Cesanta Mongoose Poly1305 Authentication Tag tls_chacha20.c mg_chacha20_poly1305_decrypt signature verification
Summary
A vulnerability was detected in Cesanta Mongoose up to 7.20. This impacts the function mg_chacha20_poly1305_decrypt of the file /src/tls_chacha20.c of the component Poly1305 Authentication Tag Handler. The manipulation results in improper verification of cryptographic signature. The attack may be launched remotely. This attack is characterized by high complexity. The exploitability is said to be difficult. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
SSVC
Exploitation: poc Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-347 - Improper Verification of Cryptographic Signature
  • CWE-345 - Insufficient Verification of Data Authenticity
Assigner
References
Impacted products
Vendor Product Version
Cesanta Mongoose Affected: 7.0
Affected: 7.1
Affected: 7.2
Affected: 7.3
Affected: 7.4
Affected: 7.5
Affected: 7.6
Affected: 7.7
Affected: 7.8
Affected: 7.9
Affected: 7.10
Affected: 7.11
Affected: 7.12
Affected: 7.13
Affected: 7.14
Affected: 7.15
Affected: 7.16
Affected: 7.17
Affected: 7.18
Affected: 7.19
Affected: 7.20
    cpe:2.3:a:cesanta:mongoose:*:*:*:*:*:*:*:*
Create a notification for this product.
Credits
dwbruijn (VulDB User)
Show details on NVD website

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CVE-2026-2428 (GCVE-0-2026-2428)

Vulnerability from cvelistv5 – Published: 2026-02-27 03:23 – Updated: 2026-04-08 17:29
VLAI
Title
Fluent Forms Pro Add On Pack <= 6.1.17 - Missing Authorization to Unauthenticated Payment Status modification
Summary
The Fluent Forms Pro Add On Pack plugin for WordPress is vulnerable to Insufficient Verification of Data Authenticity in all versions up to, and including, 6.1.17. This is due to the PayPal IPN (Instant Payment Notification) verification being disabled by default (`disable_ipn_verification` defaults to `'yes'` in `PayPalSettings.php`). This makes it possible for unauthenticated attackers to send forged PayPal IPN notifications to the publicly accessible IPN endpoint, marking unpaid form submissions as "paid" and triggering post-payment automation (emails, access grants, digital product delivery).
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-345 - Insufficient Verification of Data Authenticity
Assigner
Impacted products
Vendor Product Version
techjewel Fluent Forms Pro Add On Pack Affected: 0 , ≤ 6.1.17 (semver)
Create a notification for this product.
Credits
Prickly Cactus
Show details on NVD website

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CVE-2026-2385 (GCVE-0-2026-2385)

Vulnerability from cvelistv5 – Published: 2026-02-22 08:24 – Updated: 2026-04-08 17:09
VLAI
Title
The Plus Addons for Elementor – Addons for Elementor, Page Templates, Widgets, Mega Menu, WooCommerce <= 6.4.7 - Unauthenticated Email Relay
Summary
The The Plus Addons for Elementor – Addons for Elementor, Page Templates, Widgets, Mega Menu, WooCommerce plugin for WordPress is vulnerable to Insufficient Verification of Data Authenticity in all versions up to, and including, 6.4.7. This is due to the plugin decrypting and trusting attacker-controlled email_data in an unauthenticated AJAX handler without cryptographic authenticity guarantees. This makes it possible for unauthenticated attackers to tamper with form email routing and redirection values to trigger unauthorized email relay and attacker-controlled redirection via the 'email_data' parameter.
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-345 - Insufficient Verification of Data Authenticity
Assigner
Credits
Quốc Huy
Show details on NVD website

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No mitigation information available for this CWE.

CAPEC-111: JSON Hijacking (aka JavaScript Hijacking)

An attacker targets a system that uses JavaScript Object Notation (JSON) as a transport mechanism between the client and the server (common in Web 2.0 systems using AJAX) to steal possibly confidential information transmitted from the server back to the client inside the JSON object by taking advantage of the loophole in the browser's Same Origin Policy that does not prohibit JavaScript from one website to be included and executed in the context of another website.

CAPEC-141: Cache Poisoning

An attacker exploits the functionality of cache technologies to cause specific data to be cached that aids the attackers' objectives. This describes any attack whereby an attacker places incorrect or harmful material in cache. The targeted cache can be an application's cache (e.g. a web browser cache) or a public cache (e.g. a DNS or ARP cache). Until the cache is refreshed, most applications or clients will treat the corrupted cache value as valid. This can lead to a wide range of exploits including redirecting web browsers towards sites that install malware and repeatedly incorrect calculations based on the incorrect value.

CAPEC-142: DNS Cache Poisoning

A domain name server translates a domain name (such as www.example.com) into an IP address that Internet hosts use to contact Internet resources. An adversary modifies a public DNS cache to cause certain names to resolve to incorrect addresses that the adversary specifies. The result is that client applications that rely upon the targeted cache for domain name resolution will be directed not to the actual address of the specified domain name but to some other address. Adversaries can use this to herd clients to sites that install malware on the victim's computer or to masquerade as part of a Pharming attack.

CAPEC-148: Content Spoofing

An adversary modifies content to make it contain something other than what the original content producer intended while keeping the apparent source of the content unchanged. The term content spoofing is most often used to describe modification of web pages hosted by a target to display the adversary's content instead of the owner's content. However, any content can be spoofed, including the content of email messages, file transfers, or the content of other network communication protocols. Content can be modified at the source (e.g. modifying the source file for a web page) or in transit (e.g. intercepting and modifying a message between the sender and recipient). Usually, the adversary will attempt to hide the fact that the content has been modified, but in some cases, such as with web site defacement, this is not necessary. Content Spoofing can lead to malware exposure, financial fraud (if the content governs financial transactions), privacy violations, and other unwanted outcomes.

CAPEC-218: Spoofing of UDDI/ebXML Messages

An attacker spoofs a UDDI, ebXML, or similar message in order to impersonate a service provider in an e-business transaction. UDDI, ebXML, and similar standards are used to identify businesses in e-business transactions. Among other things, they identify a particular participant, WSDL information for SOAP transactions, and supported communication protocols, including security protocols. By spoofing one of these messages an attacker could impersonate a legitimate business in a transaction or could manipulate the protocols used between a client and business. This could result in disclosure of sensitive information, loss of message integrity, or even financial fraud.

CAPEC-384: Application API Message Manipulation via Man-in-the-Middle

An attacker manipulates either egress or ingress data from a client within an application framework in order to change the content of messages. Performing this attack can allow the attacker to gain unauthorized privileges within the application, or conduct attacks such as phishing, deceptive strategies to spread malware, or traditional web-application attacks. The techniques require use of specialized software that allow the attacker to perform adversary-in-the-middle (CAPEC-94) communications between the web browser and the remote system. Despite the use of AiTH software, the attack is actually directed at the server, as the client is one node in a series of content brokers that pass information along to the application framework. Additionally, it is not true "Adversary-in-the-Middle" attack at the network layer, but an application-layer attack the root cause of which is the master applications trust in the integrity of code supplied by the client.

CAPEC-385: Transaction or Event Tampering via Application API Manipulation

An attacker hosts or joins an event or transaction within an application framework in order to change the content of messages or items that are being exchanged. Performing this attack allows the attacker to manipulate content in such a way as to produce messages or content that look authentic but may contain deceptive links, substitute one item or another, spoof an existing item and conduct a false exchange, or otherwise change the amounts or identity of what is being exchanged. The techniques require use of specialized software that allow the attacker to man-in-the-middle communications between the web browser and the remote system in order to change the content of various application elements. Often, items exchanged in game can be monetized via sales for coin, virtual dollars, etc. The purpose of the attack is for the attack to scam the victim by trapping the data packets involved the exchange and altering the integrity of the transfer process.

CAPEC-386: Application API Navigation Remapping

An attacker manipulates either egress or ingress data from a client within an application framework in order to change the destination and/or content of links/buttons displayed to a user within API messages. Performing this attack allows the attacker to manipulate content in such a way as to produce messages or content that looks authentic but contains links/buttons that point to an attacker controlled destination. Some applications make navigation remapping more difficult to detect because the actual HREF values of images, profile elements, and links/buttons are masked. One example would be to place an image in a user's photo gallery that when clicked upon redirected the user to an off-site location. Also, traditional web vulnerabilities (such as CSRF) can be constructed with remapped buttons or links. In some cases navigation remapping can be used for Phishing attacks or even means to artificially boost the page view, user site reputation, or click-fraud.

CAPEC-387: Navigation Remapping To Propagate Malicious Content

An adversary manipulates either egress or ingress data from a client within an application framework in order to change the content of messages and thereby circumvent the expected application logic.

CAPEC-388: Application API Button Hijacking

An attacker manipulates either egress or ingress data from a client within an application framework in order to change the destination and/or content of buttons displayed to a user within API messages. Performing this attack allows the attacker to manipulate content in such a way as to produce messages or content that looks authentic but contains buttons that point to an attacker controlled destination.

CAPEC-665: Exploitation of Thunderbolt Protection Flaws

An adversary leverages a firmware weakness within the Thunderbolt protocol, on a computing device to manipulate Thunderbolt controller firmware in order to exploit vulnerabilities in the implementation of authorization and verification schemes within Thunderbolt protection mechanisms. Upon gaining physical access to a target device, the adversary conducts high-level firmware manipulation of the victim Thunderbolt controller SPI (Serial Peripheral Interface) flash, through the use of a SPI Programing device and an external Thunderbolt device, typically as the target device is booting up. If successful, this allows the adversary to modify memory, subvert authentication mechanisms, spoof identities and content, and extract data and memory from the target device. Currently 7 major vulnerabilities exist within Thunderbolt protocol with 9 attack vectors as noted in the Execution Flow.

CAPEC-701: Browser in the Middle (BiTM)

An adversary exploits the inherent functionalities of a web browser, in order to establish an unnoticed remote desktop connection in the victim's browser to the adversary's system. The adversary must deploy a web client with a remote desktop session that the victim can access.