Multiple directory traversal vulnerabilities in pam_timestamp.c in the pam_timestamp…
Priority LOW 33CWE-22Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · None
- Fix status
- Will not fix Red Hat: no fix planned
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat.
Summary
Multiple directory traversal vulnerabilities in pam_timestamp.c in the pam_timestamp module for Linux-PAM (aka pam) 1.1.8 allow local users to create arbitrary files or possibly bypass authentication via a .. (dot dot) in the (1) PAM_RUSER value to the get_ruser function or (2) PAM_TTY value to the check_tty function, which is used by the format_timestamp_name function.
Why it matters now
EPSS 0.04105 90th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Will not fix Red Hat: no fix planned
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 5 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Will not fix |
Not affected: 1 product
- Red Hat Enterprise Linux 7
Timeline
- 2026-10-02 Threatist record created from CVE-2014-2583
- 2026-10-03 Alias added: GHSA-p526-qhf4-2v4r
References
More Linux-pam vulnerabilities
- TI-2022-11097 The Linux-PAM package before 1.5.2-6.1 for openSUSE Tumbleweed allows authentication… CVSS 3.1CRITICAL 9.8
- TI-2020-16865 Improper authentication in pam CVSS 3.1CRITICAL 9.8
- TI-2015-02867 The _unix_run_helper_binary function in the pam_unix module in Linux-PAM (aka pam) before… CVSS 3.0MEDIUM 6.5
- TI-2009-00845 Integer signedness error in the _pam_StrTok function in libpam/pam_misc.c in Linux-PAM… CVSS 2.0MEDIUM 6.6
- TI-2010-04431 The pam_env module in Linux-PAM (aka pam) 1.1.2 and earlier reads the .pam_environment… CVSS 2.0HIGH 7.2
- TI-2010-03660 pam_namespace.c in the pam_namespace module in Linux-PAM (aka pam) before 1.1.3 uses the… CVSS 2.0MEDIUM 6.9
Sources
- CVE-2014-2583 · CVE Program
- CVE-2014-2583 · NVD
- FIRST EPSS
- GHSA-p526-qhf4-2v4r · GitHub Advisory Database · CC BY 4.0
- CVE-2014-2583 · Red Hat security data · CC BY 4.0
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