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Public proof of conceptFix available

CVE-2017-1085

A public proof of concept exists; no exploitation attested.

  • Published2018-09-12
  • Fixed in11.2
  • WeaknessCWE-119

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

In FreeBSD before 11.2-RELEASE, an application which calls setrlimit() to increase RLIMIT_STACK may turn a read-only memory region below the stack into a read-write region. A specially crafted executable could be exploited to execute arbitrary code in the user context.

Timeline

dates in UTC
  1. 2017-06-28Exploit-DB entryExploit-DB

Versions per branch

NVD
Freebsd
BranchAffectedFixed in
11.2< 11.211.2

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

  1. Update Freebsd to 11.2

Detection

read 2026-11-09 09:28 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
EDB-42279
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
2018-09-12
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-79vc-vx5h-v27q

Frequently asked questions

What is CVE-2017-1085?

In FreeBSD before 11.2-RELEASE, an application which calls setrlimit() to increase RLIMIT_STACK may turn a read-only memory region below the stack into a read-write region. A specially crafted executable could be exploited to execute arbitrary code in the user context.

Is CVE-2017-1085 actively exploited?

Active exploitation of CVE-2017-1085 has not been confirmed. Its EPSS score was 1.9% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2017-1085?

CVE-2017-1085 has a CVSS v3 base score of 7.8 (HIGH severity), with vector string CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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Sources for this record