CVE-2018-12477 json
obs-service-refresh_patches can be tricked into deleting '..' or other unrelated directories
published 2018-10-09 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-4447
- cvss
- 3.5
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.2%
- EPSS 1.2% chance of exploitation in 30 days, percentile 67%
- public exploits
- 0
- none known
Summary
A Improper Neutralization of CRLF Sequences vulnerability in Open Build Service allows remote attackers to cause deletion of directories by tricking obs-service-refresh_patches to delete them. Affected releases are openSUSE Open Build Service: versions prior to d6244245dda5367767efc989446fe4b5e4609cce.
Patch / fix
- openSUSE Open Build Service d6244245dda5367767efc989446fe4b5e4609cce
- obs-service-refresh_patches openSUSE Tumbleweed 0.3.9+git.1625238904.d59f20e-1.2
opensuse advisories openSUSE-SU-2024:11105-1
Exploit prediction
1.17% chance of exploitation in the next 30 days, higher than 67% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 3.5 | CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N |
| NVD | 3.0 | 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
| NVD | 2.0 | 6.4 | AV:N/AC:L/Au:N/C:N/I:P/A:P |
Affected products
- openSUSE Open Build Service
Classification
- Weakness
-
- CWE-93 Improper Neutralization of CRLF Sequences
References
- bugzilla.suse.com /show_bug.cgi?id=1108189
-
lwn.net
/Articles/766535/
mailing-list, third-party-advisory
Sources
- CVE List CVE-2018-12477
- NVD CVE-2018-12477
Fencer Intel 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.