Vulnerability-Lookup

CNVD-2017-00022

Vulnerability from cnvd - Published: 2017-01-03

Title

PyCrypto 'cryptmsg.py'缓冲区溢出漏洞

Description

PyCrypto是一个使用Python编写的加密工具包，它包含了MD5、AES、DES3等加密算法。 PyCrypto存在缓冲区溢出漏洞，攻击者可利用漏洞造成拒绝服务。

Severity

中

Patch Name

PyCrypto 'cryptmsg.py'缓冲区溢出漏洞的补丁

Patch Description

PyCrypto是一个使用Python编写的加密工具包，它包含了MD5、AES、DES3等加密算法。 PyCrypto存在缓冲区溢出漏洞，攻击者可利用漏洞造成拒绝服务。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

用户可联系供应商获得补丁信息： https://www.dlitz.net/software/pycrypto/

Reference

http://www.securityfocus.com/bid/95122

Impacted products

Name
PyCrypto PyCrypto

Show details on source website

JSON

To clipboard

{
  "bids": {
    "bid": {
      "bidNumber": "95122"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2013-7459"
    }
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  "description": "PyCrypto\u662f\u4e00\u4e2a\u4f7f\u7528Python\u7f16\u5199\u7684\u52a0\u5bc6\u5de5\u5177\u5305\uff0c\u5b83\u5305\u542b\u4e86MD5\u3001AES\u3001DES3\u7b49\u52a0\u5bc6\u7b97\u6cd5\u3002\r\n\r\nPyCrypto\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "Leo Famulari.",
  "formalWay": "\u7528\u6237\u53ef\u8054\u7cfb\u4f9b\u5e94\u5546\u83b7\u5f97\u8865\u4e01\u4fe1\u606f\uff1a\r\nhttps://www.dlitz.net/software/pycrypto/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2017-00022",
  "openTime": "2017-01-03",
  "patchDescription": "PyCrypto\u662f\u4e00\u4e2a\u4f7f\u7528Python\u7f16\u5199\u7684\u52a0\u5bc6\u5de5\u5177\u5305\uff0c\u5b83\u5305\u542b\u4e86MD5\u3001AES\u3001DES3\u7b49\u52a0\u5bc6\u7b97\u6cd5\u3002\r\n\r\nPyCrypto\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "PyCrypto \u0027cryptmsg.py\u0027\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "PyCrypto PyCrypto"
  },
  "referenceLink": "http://www.securityfocus.com/bid/95122",
  "serverity": "\u4e2d",
  "submitTime": "2016-12-29",
  "title": "PyCrypto \u0027cryptmsg.py\u0027\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2013-7459 (GCVE-0-2013-7459)

Vulnerability from cvelistv5 – Published: 2017-02-15 15:00 – Updated: 2024-08-06 18:09

Summary

Heap-based buffer overflow in the ALGnew function in block_templace.c in Python Cryptography Toolkit (aka pycrypto) allows remote attackers to execute arbitrary code as demonstrated by a crafted iv parameter to cryptmsg.py.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

9 references

URL	Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1409754	x_refsource_CONFIRM
https://pony7.fr/ctf:public:32c3:cryptmsg	x_refsource_MISC
http://www.openwall.com/lists/oss-security/2016/12/27/8	mailing-listx_refsource_MLIST
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://github.com/dlitz/pycrypto/issues/176	x_refsource_CONFIRM
http://www.securityfocus.com/bid/95122	vdb-entryx_refsource_BID
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://security.gentoo.org/glsa/201702-14	vendor-advisoryx_refsource_GENTOO
https://github.com/dlitz/pycrypto/commit/8dbe0dc3…	x_refsource_CONFIRM

Date Public

2016-12-27 00:00

Show details on NVD website

JSON

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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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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.

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CNVD-2017-00022

CVE-2013-7459 (GCVE-0-2013-7459)

Tags

Sightings

Nomenclature

Related by attack behaviour