← Back to CVEs

CVE-2021-32921

MEDIUM

5.9

Description

An issue was discovered in Prosody before 0.11.9. It does not use a constant-time algorithm for comparing certain secret strings when running under Lua 5.2 or later. This can potentially be used in a timing attack to reveal the contents of secret strings to an attacker.

CVE Details

CVSS v3.1 Score5.9

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack VectorNETWORK

ComplexityHIGH

Privileges RequiredNONE

User InteractionNONE

Published5/13/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

debian:debian_linuxfedoraproject:fedoralua:luaprosody:prosody

Weaknesses (CWE)

CWE-362

References

http://www.openwall.com/lists/oss-security/2021/05/13/1(cve@mitre.org)

http://www.openwall.com/lists/oss-security/2021/05/14/2(cve@mitre.org)

https://blog.prosody.im/prosody-0.11.9-released/(cve@mitre.org)

https://lists.debian.org/debian-lts-announce/2021/06/msg00016.html(cve@mitre.org)

https://lists.debian.org/debian-lts-announce/2021/06/msg00018.html(cve@mitre.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6MFFBZWXKPZEVZNQSVJNCUE7WRF3T7DG/(cve@mitre.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GUN63AHEWB2WRROJHU3BVJRWLONCT2B7/(cve@mitre.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LWJ2DG2DFJOEFEWOUN26IMYYWGSA2ZEE/(cve@mitre.org)

https://security.gentoo.org/glsa/202105-15(cve@mitre.org)

https://www.debian.org/security/2021/dsa-4916(cve@mitre.org)

http://www.openwall.com/lists/oss-security/2021/05/13/1(af854a3a-2127-422b-91ae-364da2661108)

http://www.openwall.com/lists/oss-security/2021/05/14/2(af854a3a-2127-422b-91ae-364da2661108)

https://blog.prosody.im/prosody-0.11.9-released/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2021/06/msg00016.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2021/06/msg00018.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6MFFBZWXKPZEVZNQSVJNCUE7WRF3T7DG/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GUN63AHEWB2WRROJHU3BVJRWLONCT2B7/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LWJ2DG2DFJOEFEWOUN26IMYYWGSA2ZEE/(af854a3a-2127-422b-91ae-364da2661108)

https://security.gentoo.org/glsa/202105-15(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2021/dsa-4916(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.