CVE-2010-0832

medium

Published 2010-07-12 · Modified 2026-04-29

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CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

7.9

Description

pam_motd (aka the MOTD module) in libpam-modules before 1.1.0-2ubuntu1.1 in PAM on Ubuntu 9.10 and libpam-modules before 1.1.1-2ubuntu5 in PAM on Ubuntu 10.04 LTS allows local users to change the ownership of arbitrary files via a symlink attack on .cache in a user's home directory, related to "user file stamps" and the motd.legal-notice file.

Predictions

Exploit likelihood

20%

Patch ETA

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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.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-14273 local linux verified

Kristian Erik Hermansen · 2010-07-08

Linux PAM 1.1.0 (Ubuntu 9.10/10.04) - MOTD File Tampering Privilege Escalation (1)

Source code queued for fetch — refresh in a moment.

EDB-14339 local linux verified

anonymous · 2010-07-12

Linux PAM 1.1.0 (Ubuntu 9.10/10.04) - MOTD File Tampering Privilege Escalation (2)

Source code queued for fetch — refresh in a moment.

OS impact

Ubuntu Affected 2 releases

Version	Status	Fixed in
10.04	Affected	—
9.10	Affected	—

Debian Fixed 5 releases

Version	Status	Fixed in
trixie	Fixed	`0`
sid	Fixed	`0`
forky	Fixed	`0`
bullseye	Fixed	`0`
bookworm	Fixed	`0`

References

CWEs

CWE-59

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

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