CVE-2008-4476 json
sympa.pl in sympa 5.3.4 allows local users to overwrite arbitrary files via a symlink attack on the /tmp/sympa_aliases.$$ temporary file.
published 2008-10-07 18 y ago modified 2026-06-16 4 mo ago also EUVD-2008-4457
- cvss
- 6.9
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 28%
- public exploits
- 0
- none known
Summary
sympa.pl in sympa 5.3.4 allows local users to overwrite arbitrary files via a symlink attack on the /tmp/sympa_aliases.$$ temporary file. NOTE: wwsympa.fcgi was also reported, but the issue occurred in a dead function, so it is not a vulnerability.
Patch / fix
- sympa Debian 14, Debian 13, Debian 12 5.3.4-5.1
debian advisories DEBIAN-CVE-2008-4476
Exploit prediction
0.35% chance of exploitation in the next 30 days, higher than 28% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 6.9 | AV:L/AC:M/Au:N/C:C/I:C/A:C |
Classification
- Weakness
-
- CWE-59 Improper Link Resolution Before File Access
References
-
secunia.com
/advisories/31458
third-party-advisory, vendor-advisory
-
lists.debian.org
/debian-devel/2008/08/msg00312.html
mailing-list
- bugs.debian.org /496405
-
exchange.xforce.ibmcloud.com
/vulnerabilities/44499
vdb-entry
-
openwall.com
/lists/oss-security/2008/10/30/2
mailing-list
- bugs.gentoo.org /show_bug.cgi?id=235770
-
securityfocus.com
/bid/30727
vdb-entry
- uvw.ru /report.lenny.txt
- dev.gentoo.org /~rbu/security/debiantemp/sympa
- bugs.debian.org /cgi-bin/bugreport.cgi?bug=494969
Sources
- CVE List CVE-2008-4476
- NVD CVE-2008-4476
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.