CVE-2013-4115

high
Published 2013-08-09 ยท Modified 2026-04-29
CVSS v3
โ€”
CVSS v4 NEW
โ€”
not yet in upstream
VIR risk
7.5

Description

Buffer overflow in the idnsALookup function in dns_internal.cc in Squid 3.2 through 3.2.11 and 3.3 through 3.3.6 allows remote attackers to cause a denial of service (memory corruption and server termination) via a long name in a DNS lookup request.

Predictions

Exploit likelihood
20%
Patch ETA
โ€”

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or โ€” if you've already worked around this in production โ€” publish your fix to the community-verified tier.

โœš Propose a mitigation on Community โ†’ Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

OS impact

suse SUSE Affected 3 releases
VersionStatusFixed in
12.3 Affected โ€”
12.2 Affected โ€”
11.4 Affected โ€”
debian Debian Fixed 5 releases
VersionStatusFixed in
trixie Fixed 0
sid Fixed 0
forky Fixed 0
bullseye Fixed 0
bookworm Fixed 0

Application impact

VendorProductVersionsFixed
squid-cachesquid3.2.0.1
squid-cachesquid3.2.0.2
squid-cachesquid3.2.0.3
squid-cachesquid3.2.0.4
squid-cachesquid3.2.0.5
squid-cachesquid3.2.0.6
squid-cachesquid3.2.0.7
squid-cachesquid3.2.0.8
squid-cachesquid3.2.0.9
squid-cachesquid3.2.0.10
squid-cachesquid3.2.0.11
squid-cachesquid3.3.0
squid-cachesquid3.3.0.2
squid-cachesquid3.3.0.3
squid-cachesquid3.3.1
squid-cachesquid3.3.2
squid-cachesquid3.3.3
squid-cachesquid3.3.4
squid-cachesquid3.3.5
squid-cachesquid3.3.6

References

CWEs

CWE-119

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.