CVE-2012-4502 — Chrony vulnerability

CWE-1899 documents7 sources
Severity
5.0MEDIUMNVD
EPSS
0.8%
top 25.28%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Tuxfamily Chrony
Timeline
PublishedNov 5
Latest updateMay 17

Description

Multiple integer overflows in pktlength.c in Chrony before 1.29 allow remote attackers to cause a denial of service (crash) via a crafted (1) REQ_SUBNETS_ACCESSED or (2) REQ_CLIENT_ACCESSES command request to the PKL_CommandLength function or crafted (3) RPY_SUBNETS_ACCESSED, (4) RPY_CLIENT_ACCESSES, (5) RPY_CLIENT_ACCESSES_BY_INDEX, or (6) RPY_MANUAL_LIST command reply to the PKL_ReplyLength function, which triggers an out-of-bounds read or buffer overflow. NOTE: versions 1.27 and 1.28 do not r…

CVSS vector

AV:N/AC:L/C:N/I:N/A:PExploitability: 10.0 | Impact: 2.9

Affected Packages2 packages

▶Debiantuxfamily/chrony< 1.29-1+3
▶NVDtuxfamily/chrony1.28+16

Patches

Patch: permalink.gmane.org ↗Patch: seclists.org ↗Patch: bugzilla.redhat.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-93mp-m23x-f3x9: Multiple integer overflows in pktlength↗2022-05-17
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OSV
CVE-2012-4502: Multiple integer overflows in pktlength↗2013-11-05
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CVEList
CVE-2012-4502: Multiple integer overflows in pktlength↗2013-11-05
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📋Vendor Advisories

2
Red Hat
chrony: Two security flaws fixed in chrony-1.29 release↗2013-08-09
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Debian
CVE-2012-4502: chrony - Multiple integer overflows in pktlength.c in Chrony before 1.29 allow remote att...↗2012
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💬Community

3
Bugzilla
CVE-2012-4503 CVE-2012-4502 chrony: Two security flaws fixed in chrony-1.29 release [epel-all]↗2013-08-09
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Bugzilla
CVE-2012-4503 CVE-2012-4502 chrony: Two security flaws fixed in chrony-1.29 release [fedora-all]↗2013-08-09
▶
Bugzilla
CVE-2012-4502 CVE-2012-4503 chrony: Two security flaws fixed in chrony-1.29 release↗2012-08-07
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CVE-2012-4502 — Tuxfamily Chrony vulnerability | cvebase