CVE-2022-44542 json
lesspipe before 2.06 allows attackers to execute code via Perl Storable (pst) files, because of deserialized object destructor execution vi…
published 2022-11-01 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-47485
- cvss
- 9.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.6%
- EPSS 1.6% chance of exploitation in 30 days, percentile 75%
- public exploits
- 0
- none known
Summary
lesspipe before 2.06 allows attackers to execute code via Perl Storable (pst) files, because of deserialized object destructor execution via a key/value pair in a hash.
Patch / fix
- lesspipe_project lesspipe 2.06
- github.com/wofr06/lesspipe/releases/tag/v2.06 release
- bugs.gentoo.org/865631 advisory
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- total
- Assessed
- 18 mo ago
Exploit prediction
1.58% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| CNA | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Classification
- Weakness
-
- CWE-502 Deserialization of Untrusted Data
References
-
bugs.gentoo.org
/865631
issue-tracking, patch, third-party-advisory
-
security.gentoo.org
/glsa/202211-02
vendor-advisory, third-party-advisory
-
github.com
/wofr06/lesspipe/releases/tag/v2.06
release-notes, third-party-advisory
Sources
- CVE List CVE-2022-44542
- NVD CVE-2022-44542
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.