CVE-1999-1580 json
SunOS sendmail 5.59 through 5.65 uses popen to process a forwarding host argument, which allows local users to gain root privileges by modi…
published 1995-08-23 31 y ago modified 2026-06-16 4 mo ago also EUVD-1999-1561
- cvss
- 7.2
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 66%
- public exploits
- 0
- none known
Summary
SunOS sendmail 5.59 through 5.65 uses popen to process a forwarding host argument, which allows local users to gain root privileges by modifying the IFS (Internal Field Separator) variable and passing crafted values to the -oR option.
Patch / fix
Exploit prediction
1.10% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- alw.nih.gov http://www.alw.nih.gov/Security/8lgm/8lgm-Advisory-21.html referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
References
-
cert.org
/advisories/CA-95.11.sun.sendmail-oR.vul
third-party-advisory, patch, us-government-resource
-
alw.nih.gov
/Security/8lgm/8lgm-Advisory-21.html
exploit
-
auscert.org.au
/render.html?it=1853&cid=1978
third-party-advisory, vendor-advisory
-
kb.cert.org
/vuls/id/3278
third-party-advisory, us-government-resource
-
securityfocus.com
/bid/7829
vdb-entry
Sources
- CVE List CVE-1999-1580
- NVD CVE-1999-1580
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.