VIR Vulnerability Intelligence Relay

CVE-2013-2174

medium
Published 2013-07-31 · Modified 2026-04-29
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CVSS v3
—
CVSS v4 NEW
—
not yet in upstream
VIR risk
6.8

Description

Heap-based buffer overflow in the curl_easy_unescape function in lib/escape.c in cURL and libcurl 7.7 through 7.30.0 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted string ending in a "%" (percent) character.

Predictions

Exploit likelihood
20%
Patch ETA
—

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 — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → 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
redhat Red Hat Affected 2 releases
VersionStatusFixed in
6.0 Affected —
5 Affected —
suse SUSE Affected 1 release
VersionStatusFixed in
11.4 Affected —
ubuntu Ubuntu Affected 4 releases
VersionStatusFixed in
13.04 Affected —
12.10 Affected —
12.04 Affected —
10.04 Affected —
debian Debian Fixed 5 releases
VersionStatusFixed in
trixie Fixed 7.31.0-1
sid Fixed 7.31.0-1
forky Fixed 7.31.0-1
bullseye Fixed 7.31.0-1
bookworm Fixed 7.31.0-1

Application impact
VendorProductVersionsFixed
haxxcurl7.7
haxxcurl7.7.1
haxxcurl7.7.2
haxxcurl7.7.3
haxxcurl7.8
haxxcurl7.8.1
haxxcurl7.9
haxxcurl7.9.1
haxxcurl7.9.2
haxxcurl7.9.3
haxxcurl7.9.4
haxxcurl7.9.5
haxxcurl7.9.6
haxxcurl7.9.7
haxxcurl7.9.8
haxxcurl7.10
haxxcurl7.10.1
haxxcurl7.10.2
haxxcurl7.10.3
haxxcurl7.10.4
haxxcurl7.10.5
haxxcurl7.10.6
haxxcurl7.10.7
haxxcurl7.10.8
haxxcurl7.11.0
haxxcurl7.11.1
haxxcurl7.11.2
haxxcurl7.12.0
haxxcurl7.12.1
haxxcurl7.12.2
haxxcurl7.12.3
haxxcurl7.13.0
haxxcurl7.13.1
haxxcurl7.13.2
haxxcurl7.14.0
haxxcurl7.14.1
haxxcurl7.15.0
haxxcurl7.15.1
haxxcurl7.15.2
haxxcurl7.15.3
haxxcurl7.15.4
haxxcurl7.15.5
haxxcurl7.16.0
haxxcurl7.16.1
haxxcurl7.16.2
haxxcurl7.16.3
haxxcurl7.16.4
haxxcurl7.17.0
haxxcurl7.17.1
haxxcurl7.18.0
haxxcurl7.18.1
haxxcurl7.18.2
haxxcurl7.19.0
haxxcurl7.19.1
haxxcurl7.19.2
haxxcurl7.19.3
haxxcurl7.19.4
haxxcurl7.19.5
haxxcurl7.19.6
haxxcurl7.19.7
haxxcurl7.20.0
haxxcurl7.20.1
haxxcurl7.21.0
haxxcurl7.21.1
haxxcurl7.21.2
haxxcurl7.21.3
haxxcurl7.21.4
haxxcurl7.21.5
haxxcurl7.21.6
haxxcurl7.21.7
haxxcurl7.22.0
haxxcurl7.23.0
haxxcurl7.23.1
haxxcurl7.24.0
haxxcurl7.25.0
haxxcurl7.26.0
haxxcurl7.27.0
haxxcurl7.28.0
haxxcurl7.28.1
haxxcurl7.29.0
haxxcurl7.30.0
haxxlibcurl7.7
haxxlibcurl7.7.1
haxxlibcurl7.7.2
haxxlibcurl7.7.3
haxxlibcurl7.8
haxxlibcurl7.8.1
haxxlibcurl7.9
haxxlibcurl7.9.1
haxxlibcurl7.9.2
haxxlibcurl7.9.3
haxxlibcurl7.9.4
haxxlibcurl7.9.5
haxxlibcurl7.9.6
haxxlibcurl7.9.7
haxxlibcurl7.9.8
haxxlibcurl7.10
haxxlibcurl7.10.1
haxxlibcurl7.10.2
haxxlibcurl7.10.3
haxxlibcurl7.10.4
haxxlibcurl7.10.5
haxxlibcurl7.10.6
haxxlibcurl7.10.7
haxxlibcurl7.10.8
haxxlibcurl7.11.0
haxxlibcurl7.11.1
haxxlibcurl7.11.2
haxxlibcurl7.12.0
haxxlibcurl7.12.1
haxxlibcurl7.12.2
haxxlibcurl7.12.3
haxxlibcurl7.13.0
haxxlibcurl7.13.1
haxxlibcurl7.13.2
haxxlibcurl7.14.0
haxxlibcurl7.14.1
haxxlibcurl7.15.0
haxxlibcurl7.15.1
haxxlibcurl7.15.2
haxxlibcurl7.15.3
haxxlibcurl7.15.4
haxxlibcurl7.15.5
haxxlibcurl7.16.0
haxxlibcurl7.16.1
haxxlibcurl7.16.2
haxxlibcurl7.16.3
haxxlibcurl7.16.4
haxxlibcurl7.17.0
haxxlibcurl7.17.1
haxxlibcurl7.18.0
haxxlibcurl7.18.1
haxxlibcurl7.18.2
haxxlibcurl7.19.0
haxxlibcurl7.19.1
haxxlibcurl7.19.2
haxxlibcurl7.19.3
haxxlibcurl7.19.4
haxxlibcurl7.19.5
haxxlibcurl7.19.6
haxxlibcurl7.19.7
haxxlibcurl7.20.0
haxxlibcurl7.20.1
haxxlibcurl7.21.0
haxxlibcurl7.21.1
haxxlibcurl7.21.2
haxxlibcurl7.21.3
haxxlibcurl7.21.4
haxxlibcurl7.21.5
haxxlibcurl7.21.6
haxxlibcurl7.21.7
haxxlibcurl7.22.0
haxxlibcurl7.23.0
haxxlibcurl7.23.1
haxxlibcurl7.24.0
haxxlibcurl7.25.0
haxxlibcurl7.26.0
haxxlibcurl7.27.0
haxxlibcurl7.28.0
haxxlibcurl7.28.1
haxxlibcurl7.29.0
haxxlibcurl7.30.0

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.