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Vulnerability record · CVE-2013-6933 · published 23 January 2014

CVE-2013-6933: Live555 streaming media memory buffer overflow vulnerability

Live555 · Streaming Media

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.

7.5 CVSS 2.0 High EPSS 17% · top 3.0% CWE-119 · Memory buffer overflowCWE-189 · CWE-189
7.5CVSS 2.0 base score
17%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

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.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
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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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2019-15232Live555 streaming media use after free vulnerabilityLive555 before 2019.08.16 has a Use-After-Free because GenericMediaServer::createNewClientSessionWithId can generate the same client session ID in su…EPSS 1.7%9.8CVE-2019-9215Live555 streaming media vulnerabilityIn Live555 before 2019.02.27, malformed headers lead to invalid memory access in the parseAuthorizationHeader function.EPSS 2.2%9.8CVE-2019-7314Live555 streaming media use after free vulnerabilityliblivemedia in Live555 before 2019.02.03 mishandles the termination of an RTSP stream after RTP/RTCP-over-RTSP has been set up, which could lead to …EPSS 3.2%7.5CVE-2021-28899Live555 streaming media vulnerabilityVulnerability in the AC3AudioFileServerMediaSubsession, ADTSAudioFileServerMediaSubsession, and AMRAudioFileServerMediaSubsessionLive OnDemandServerM…EPSS 1.1%7.5CVE-2019-7732Live555 streaming media memory leak vulnerabilityIn Live555 0.95, a setup packet can cause a memory leak leading to DoS because, when there are multiple instances of a single field (username, realm,…EPSS 1.4%7.5CVE-2019-7733Live555 streaming media integer overflow vulnerabilityIn Live555 0.95, there is a buffer overflow via a large integer in a Content-Length HTTP header because handleRequestBytes has an unrestricted memmov…EPSS 1.6%7.5CVE-2013-6934Live555 streaming media vulnerabilityThe parseRTSPRequestString function in Live Networks Live555 Streaming Media 2013.11.26, as used in VideoLAN VLC Media Player, allows remote attacker…EPSS 28%6.5CVE-2025-65407Live555 streaming media use after free vulnerabilityA use-after-free in the MPEG1or2Demux::newElementaryStream() function of Live555 Streaming Media v2018.09.02 allows attackers to cause a Denial of Se…EPSS 0.30%

Source: NIST National Vulnerability Database (record CVE-2013-6933), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.