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CVE-2012-6089

25
FAUCET Score

CVE-2012-6089 describes multiple stack-based buffer overflows in the canoniseFileName function within SWI-Prolog versions prior to 6.2.5 and 6.3.x before 6.3.7. This vulnerability, with a CVSS score of 7.5, allows unauthenticated remote attackers to trigger a denial of service or potentially execute arbitrary code through a specially crafted filename. While the vulnerability is severe, there is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 6.2.4CPE matchmatch criteria
cpe:2.3:a:swi-prolog:swi-prolog:*:*:*:*:*:*:*:*
5.6.50CPE matchmatch criteria
cpe:2.3:a:swi-prolog:swi-prolog:5.6.50:*:*:*:*:*:*:*
5.6.51CPE matchmatch criteria
cpe:2.3:a:swi-prolog:swi-prolog:5.6.51:*:*:*:*:*:*:*
5.6.52CPE matchmatch criteria
cpe:2.3:a:swi-prolog:swi-prolog:5.6.52:*:*:*:*:*:*:*
5.6.53CPE matchmatch criteria
cpe:2.3:a:swi-prolog:swi-prolog:5.6.53:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
4.02%
Probability of exploitation in next 30 days
EPSS Percentile
89.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0402 is in the 81st percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: pl

Vendor Advisories (1)

redhatCVE-2012-6089Low

pl: buffer overflows in path canonisation and expansion of file names with long paths

Dec 21, 2012

References

openwall.com / lists/oss-security/2013/01/03/7
bugzilla.redhat.com / show_bug.cgi
lists.iai.uni-bonn.de / pipermail/swi-prolog/2012/009428.html
Vendor Advisory
swi-prolog.org / git/pl.git/commit/a9a6fc8a2a9cf3b9154b490a4b1ffaa8be4d723c
Patch