Vulnerability in Exim
CVE-2016-1531
Exim before 4.86.2, when installed setuid root, allows local users to gain privileges via the perl_startup argument.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.063 (93.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.059 · newest: 0.063 · change: +0.004
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.debian.org/security/2016/dsa-3517 (vendor-advisory)
- www.exploit-db.com/exploits/39535/ (Exploit, exploit)
- www.securitytracker.com/id/1035512 (vdb-entry)
- packetstormsecurity.com/files/136124/Exim-4.84-3-Local-Root-Privilege-Escalatio… (Exploit)
- lists.opensuse.org/opensuse-security-announce/2016-03/msg00026.html (vendor-advisory)
- www.exploit-db.com/exploits/39702/ (exploit)
- www.ubuntu.com/usn/USN-2933-1 (vendor-advisory)
- www.exim.org/static/doc/CVE-2016-1531.txt (US Government Resource, Third Party Advisory)
- www.rapid7.com/db/modules/exploit/unix/local/exim_perl_startup
- www.exploit-db.com/exploits/39549/ (exploit)
Frequently asked questions
- What is CVE-2016-1531?
- CVE-2016-1531 is a high-severity vulnerability in Exim, classified under CWE-264. CVSS score: 7.0/10. Published 2016-04-07.
- How severe is CVE-2016-1531?
- High severity. CVSS v3 base score is 7.0 out of 10.
- Is CVE-2016-1531 known to be exploited?
- 42 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.