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Squid CVE-2025-59362

MEDIUM
Stack-based Buffer Overflow (CWE-121)
2025-09-26 cve@mitre.org
4.0
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
4.0 MEDIUM
AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
SUSE
7.5 HIGH
AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Red Hat
5.3 MEDIUM
qualitative

Primary rating from NVD.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

Lifecycle Timeline

4
Analysis Generated
Mar 28, 2026 - 19:14 vuln.today
Patch released
Mar 28, 2026 - 19:14 nvd
Patch available
PoC Detected
Oct 07, 2025 - 18:50 vuln.today
Public exploit code
CVE Published
Sep 26, 2025 - 16:15 nvd
MEDIUM 4.0

DescriptionCVE.org

Squid through 7.1 mishandles ASN.1 encoding of long SNMP OIDs. This occurs in asn_build_objid in lib/snmplib/asn1.c.

AnalysisAI

Squid through 7.1 mishandles ASN.1 encoding of long SNMP OIDs. Rated medium severity (CVSS 4.0), this vulnerability is no authentication required, low attack complexity. Public exploit code available.

Technical ContextAI

This vulnerability is classified under CWE-121. Squid through 7.1 mishandles ASN.1 encoding of long SNMP OIDs. This occurs in asn_build_objid in lib/snmplib/asn1.c. Affected products include: Squid-Cache Squid. Version information: through 7.1.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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Vendor StatusVendor

SUSE

Severity: High
Product Status
Container suse/multi-linux-manager/5.1/x86_64/proxy-squid:5.1.2.8.13.1 Image proxy-squid-image Affected
Image SLES15-SP4-Manager-Proxy-4-3-BYOS Image SLES15-SP4-Manager-Proxy-4-3-BYOS-Azure Image SLES15-SP4-Manager-Proxy-4-3-BYOS-EC2 Image SLES15-SP4-Manager-Proxy-4-3-BYOS-GCE Affected
SUSE Enterprise Storage 7.1 Fixed
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS Fixed
SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS Fixed

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CVE-2025-59362 vulnerability details – vuln.today

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