CVE-2025-2888

Improper timestamp caching during snapshot rollback in tough

Published Mar 27, 2025 CVSS 4.0 · 5.7 Medium EPSS < 1% KEV · Not listed
Description
During a snapshot rollback, the client incorrectly caches the timestamp metadata. If the client checks the cache when attempting to perform the next update, the update timestamp validation will fail, preventing the next update until the cache is cleared. Users should upgrade to tough version 0.20.0 or later and ensure any forked or derivative code is patched to incorporate the new fixes.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-8628 During a snapshot rollback, the client incorrectly caches the timestamp metadata. If the client checks the cache when attempting to perform the next update, the update timestamp validation will fail, preventing the next update until the cache is cleared. Users should upgrade to tough version 0.20.0 or later and ensure any forked or derivative code is patched to incorporate the new fixes.
Github GHSA Github GHSA GHSA-76g3-38jv-wxh4 tough timestamp metadata is cached when it fails snapshot rollback check
History
Type Values Removed Values Added
First Time appeared Amazon
Amazon tough
CPEs cpe:2.3:a:amazon:tough:*:*:*:*:*:rust:*:*
Vendors & Products Amazon
Amazon tough
Metrics cvssV3_1

{'score': 4.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:H/A:N'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description During a snapshot rollback, the client incorrectly caches the timestamp metadata. If the client checks the cache when attempting to perform the next update, the update timestamp validation will fail, preventing the next update until the cache is cleared. Users should upgrade to tough version 0.20.0 or later and ensure any forked or derivative code is patched to incorporate the new fixes.
Title Improper timestamp caching during snapshot rollback in tough
Weaknesses CWE-1025
References
Metrics cvssV4_0

{'score': 5.7, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
AMZN
Published
Updated
Oct 14, 2025, 6:27 PM
Reserved
Mar 27, 2025, 9:08 PM
Status
Modified
Published
Mar 27, 2025, 11:15 PM
Modified
Jun 17, 2026, 9:07 AM