What’s Vulnerable › Vulnerabilities

CVE-2013-6933

• Severity: high (CVSS 7.5 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 17.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2014-01-23 · updated 2026-06-17
• Weakness: CWE-119

Description

The parseRTSPRequestString function in Live Networks Live555 Streaming Media 2011.08.13 through 2013.11.25, as used in VideoLAN VLC Media Player, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a (1) space or (2) tab character at the beginning of an RTSP message, which triggers an integer underflow, infinite loop, and buffer overflow.

Affected products

• Live555 Streaming Media: 2011-08-13, 2011-08-20, 2011-08-22, 2011-09-02, 2011-09-19, 2011-10-05 (+142)

References

• http://isecpartners.github.io/fuzzing/vulnerabilities/2013/12/30/vlc-vulnerability.html
• http://www.live555.com/liveMedia/public/changelog.txt
• http://isecpartners.github.io/fuzzing/vulnerabilities/2013/12/30/vlc-vulnerability.html
• http://www.live555.com/liveMedia/public/changelog.txt

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