CVE-2018-5381 (GCVE-0-2018-5381)

Vulnerability from cvelistv5 – Published: 2018-02-19 13:00 – Updated: 2024-09-16 16:17
VLAI
Summary
The Quagga BGP daemon (bgpd) prior to version 1.2.3 has a bug in its parsing of "Capabilities" in BGP OPEN messages, in the bgp_packet.c:bgp_capability_msg_parse function. The parser can enter an infinite loop on invalid capabilities if a Multi-Protocol capability does not have a recognized AFI/SAFI, causing a denial of service.
Severity
6.5 (Medium)
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE
  • CWE-228 - Improper Handling of Syntactically Invalid Structure
Assigner
References
URL Tags
https://gogs.quagga.net/Quagga/quagga/src/master/… x_refsource_CONFIRM
https://usn.ubuntu.com/3573-1/ vendor-advisoryx_refsource_UBUNTU
https://www.debian.org/security/2018/dsa-4115 vendor-advisoryx_refsource_DEBIAN
http://savannah.nongnu.org/forum/forum.php?forum_… x_refsource_CONFIRM
https://security.gentoo.org/glsa/201804-17 vendor-advisoryx_refsource_GENTOO
https://lists.debian.org/debian-lts-announce/2018… mailing-listx_refsource_MLIST
http://www.kb.cert.org/vuls/id/940439 third-party-advisoryx_refsource_CERT-VN
https://cert-portal.siemens.com/productcert/pdf/s… x_refsource_CONFIRM
Impacted products
Vendor Product Version CPE status
Quagga bgpd Affected: bpgd , < 1.2.3 (custom)
guessed Create a notification for this product.
Date Public
2018-02-15 00:00
Show details on NVD website
To clipboard 

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  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.