medium
6.8
CWE
189
Advisory Published
Updated

CVE-2007-5135

First published: Thu Sep 27 2007(Updated: )

Off-by-one error in the SSL_get_shared_ciphers function in OpenSSL 0.9.7 up to 0.9.7l, and 0.9.8 up to 0.9.8f, might allow remote attackers to execute arbitrary code via a crafted packet that triggers a one-byte buffer underflow. NOTE: this issue was introduced as a result of a fix for CVE-2006-3738. As of 20071012, it is unknown whether code execution is possible.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
OpenSSL libcrypto=0.9.7
OpenSSL libcrypto=0.9.7-beta1
OpenSSL libcrypto=0.9.7-beta2
OpenSSL libcrypto=0.9.7-beta3
OpenSSL libcrypto=0.9.7-beta4
OpenSSL libcrypto=0.9.7-beta5
OpenSSL libcrypto=0.9.7-beta6
OpenSSL libcrypto=0.9.7a
OpenSSL libcrypto=0.9.7b
OpenSSL libcrypto=0.9.7c
OpenSSL libcrypto=0.9.7d
OpenSSL libcrypto=0.9.7e
OpenSSL libcrypto=0.9.7f
OpenSSL libcrypto=0.9.7g
OpenSSL libcrypto=0.9.7h
OpenSSL libcrypto=0.9.7i
OpenSSL libcrypto=0.9.7j
OpenSSL libcrypto=0.9.7k
OpenSSL libcrypto=0.9.7l
OpenSSL libcrypto=0.9.8
OpenSSL libcrypto=0.9.8a
OpenSSL libcrypto=0.9.8b
OpenSSL libcrypto=0.9.8c
OpenSSL libcrypto=0.9.8d
OpenSSL libcrypto=0.9.8e
OpenSSL libcrypto=0.9.8f

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2007-5135?

    CVE-2007-5135 is considered critical due to the potential for remote code execution.

  • How do I fix CVE-2007-5135?

    To mitigate CVE-2007-5135, upgrade OpenSSL to version 0.9.8g or later.

  • What versions of OpenSSL are affected by CVE-2007-5135?

    OpenSSL versions from 0.9.7 up to 0.9.7l and from 0.9.8 up to 0.9.8f are affected by CVE-2007-5135.

  • What kind of vulnerability is CVE-2007-5135?

    CVE-2007-5135 is an off-by-one error that can lead to a buffer underflow.

  • Can CVE-2007-5135 be exploited remotely?

    Yes, CVE-2007-5135 can be exploited by remote attackers using crafted packets.

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