onyx

onyx --cves cve-2016-1531

CVE-2016-1531

HIGHPOCExim
score
<0.1
cvss
7.0
epss
6.3%
published
2016-04-07
kev added
—
first seen

Exim before 4.86.2, when installed setuid root, contains a privilege escalation caused by insecure handling of the perl_startup argument, letting local users gain root privileges, exploit requires local user access.

Timeline

How this CVE moved toward exploitation. Chart: last 30 days — trend score, EPSS, community mentions per day; hover the event lane.

events2016-04-07 — PublishedP2026-10-21 — Tracked by OnyxT2026-10-21 — Public PoC: https://www.exploit-db.com/exploits/39549/Xscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 6.3%2026-09-23: epss 6.3%2026-09-24: epss 6.3%2026-09-25: epss 6.3%2026-09-26: epss 6.3%2026-09-27: epss 6.3%2026-09-28: epss 6.3%2026-09-29: epss 6.3%2026-09-30: epss 6.3%2026-10-01: epss 6.3%2026-10-02: epss 6.3%2026-10-03: epss 6.3%2026-10-04: epss 6.3%2026-10-05: epss 6.3%2026-10-06: epss 6.3%2026-10-07: epss 6.3%2026-10-08: epss 6.3%2026-10-09: epss 6.3%2026-10-10: epss 6.3%2026-10-11: epss 6.3%2026-10-12: epss 6.3%2026-10-13: epss 6.3%2026-10-14: epss 6.3%2026-10-15: epss 6.3%2026-10-16: epss 6.3%2026-10-18: epss 6.3%2026-10-19: epss 6.3%2026-10-20: epss 6.3%2026-10-21: epss 6.3%6.3%mentions/day0no mentions in 30 days2026-09-22today
  1. Published
  2. Tracked by Onyx
  3. Public PoC https://www.exploit-db.com/exploits/39549/

Exploit availability

Weaknesses

CWE-264

References 10