CVE-2025-59362: squid-cache squid Stack-based Buffer Overflow
CVSS: 4.0v3.1MediumAnalyzed
AliasesALPINE-CVE-2025-59362SUSE-SU-2025:03606-1SUSE-SU-2025:03607-1SUSE-SU-2025:03627-1UBUNTU-CVE-2025-59362USN-7804-1USN-7804-2DEBIAN-CVE-2025-59362openSUSE-SU-2026:11069-1
Published 26-09-2025Last modified 29-09-2025
Vulnerability summary
CVE-2025-59362 is a medium (CVSS 4.0) Stack-based Buffer Overflow vulnerability in squid-cache squid. EPSS estimates a 0.41% chance of exploitation in the next 30 days, higher than 33.5% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
4.0/10
010
Medium · v3.1 (CVE.org)EPSS score
0.41%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Advisory lineage
Upstream 0 · Downstream 5 · Related 3Timeline
- 26-09-2025PublishedVulnerability first disclosed.
- 29-09-2025Last modifiedVulnerability information updated.
Description
Squid through 7.1 mishandles ASN.1 encoding of long SNMP OIDs. This occurs in asn_build_objid in lib/snmplib/asn1.c.
CVSS metrics
5 scores · 5 sources · 1 versionMedium 4.0Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LSourcesAll 5 agree
- OSV · AlpineEcosystem advisory · calculated4.0MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- OSV · UbuntuEcosystem advisory · calculated4.0MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- OSV · DebianEcosystem advisory · calculated4.0MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- NVDNIST4.0MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
EPSS trend
Probability
0.41%
Chance of exploitation in the next 30 days
Percentile
34%
Versus all other CVEs
30-day change
0.00 pp
From 0.41% on 19-09-2026
19-09-202619-10-2026
EPSS score0.41%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundAdvisories
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Suse14 products
- squid&distro=SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS< 5.7-150400.3.35.1
- squid&distro=SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS< 5.7-150400.3.35.1
- squid&distro=SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS< 5.7-150400.3.35.1
- squid&distro=SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS< 5.7-150400.3.35.1
- squid&distro=SUSE Linux Enterprise Module for Server Applications 15 SP6< 6.10-150600.3.9.1
Opensuse2 products
- squid&distro=openSUSE Leap 15.6< 6.10-150600.3.9.1
- squid&distro=openSUSE Tumbleweed< 7.6-1.1
Ubuntu2 products
- squid< 6.13-1ubuntu4 | < 5.9-0ubuntu0.22.04.3 | < 6.13-0ubuntu0.24.04.2 | < 4.10-1ubuntu1.13+esm2
- squid3< 3.5.12-1ubuntu7.16+esm6 | < 3.5.27-1ubuntu1.14+esm5
Alpine1 product
- squid< 7.3-r0
Debian1 product
- squid< 5.7-2+deb12u5 | < 6.13-2+deb13u1 | < 7.2-1
Squid-cache1 product
- squid≤ 7.1
6 vendors · 21 products
