CVE-2012-6702

medium

Published 2016-06-16 · Modified 2026-05-06

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CVSS v3

5.9

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

CVSS v4 NEW

—

not yet in upstream

VIR risk

5.9

Description

Expat, when used in a parser that has not called XML_SetHashSalt or passed it a seed of 0, makes it easier for context-dependent attackers to defeat cryptographic protection mechanisms via vectors involving use of the srand function.

Predictions

Exploit likelihood

69%

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

SUSE Affected 1 release

Version	Status	Fixed in
—	Affected	—

Ubuntu Affected 4 releases

Version	Status	Fixed in
16.04	Affected	—
15.10	Affected	—
14.04	Affected	—
12.04	Affected	—

Debian Mixed 6 releases

Version	Status	Fixed in
trixie	Fixed	`2.1.1-3`
sid	Fixed	`2.1.1-3`
forky	Fixed	`2.1.1-3`
bullseye	Fixed	`2.1.1-3`
bookworm	Fixed	`2.1.1-3`
8.0	Affected	—

Application impact

Vendor	Product	Versions	Fixed
libexpat_project	libexpat	`{"endExcluding":"2.2.0"}`	`2.2.0`

References

CWEs

CWE-310

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

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