PT-2009-2820 · Openssl+1 · Openssl+1

Jan Lieskovsky · Published 2009-01-15 · Updated 2024-08-07 · CVE-2009-0127

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

Name of the Vulnerable Software and Affected Versions M2Crypto (affected versions not specified)

Description The issue is related to the improper checking of return values from certain OpenSSL functions, which could potentially allow remote attackers to bypass certificate chain validation via a malformed SSL/TLS signature.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Authentication

Weakness Enumeration

CWE-287

Related Identifiers

CVE-2009-0127

Affected Products

Debian

Openssl

References · 12

• 🔥 https://bugzilla.redhat.com/show_bug.cgi?id=479676 · Exploit
• https://osv.dev/vulnerability/DEBIAN-CVE-2009-0127 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2009-0127 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0127 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2009-0127 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2009-0127 · Security Note
• https://security-tracker.debian.org/tracker/source-package/m2crypto · Vendor Advisory
• https://t.me/cvenotify/15735 · Telegram Post
• https://packages.debian.org/src:m2crypto · Note
• https://t.me/cvenotify/89573 · Telegram Post
• http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=511515 · Note
• http://openwall.com/lists/oss-security/2009/01/12/4 · Note