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CVE-2014-9157

21
FAUCET Score

CVE-2014-9157 is a format string vulnerability in the yyerror function of Graphviz's lib/cgraph/scan.l, affecting Debian Linux and Graphviz installations. This flaw allows remote attackers to achieve unspecified impact by injecting format string specifiers into error messages. With a CVSS score of 7.5 (High), it presents a low-complexity attack vector that could lead to partial confidentiality, integrity, and availability compromise. Despite its severity, there is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
7.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
8.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
< 2.42.4CPE matchmatch criteria
cpe:2.3:a:graphviz:graphviz:*:*:*:*:*:*:*:*

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
5.57%
Probability of exploitation in next 30 days
EPSS Percentile
92.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0557 is in the 86th percentile among its peer group of 51,485 CVEs.

Social Chatter

No social media mentions found for this CVE.

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 (2)

redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: graphviz
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: graphviz

Vendor Advisories (1)

redhatCVE-2014-9157Low

graphviz: format string vulnerability in yyerror()

Nov 25, 2014

References

advisories.mageia.org / MGASA-2014-0520.html
Third Party Advisory
seclists.org / oss-sec/2014/q4/784
ExploitMailing ListThird Party Advisory
seclists.org / oss-sec/2014/q4/872
ExploitMailing ListThird Party Advisory
secunia.com / advisories/60166
Broken Link
exchange.xforce.ibmcloud.com / vulnerabilities/98949
Third Party AdvisoryVDB Entry
github.com / ellson/graphviz/commit/99eda421f7ddc27b14e4ac1d2126e5fe41719081
ExploitThird Party Advisory
debian.org / security/2014/dsa-3098
Third Party Advisory
mandriva.com / security/advisories
Broken Link
mandriva.com / security/advisories
Broken Link
securityfocus.com / bid/71283
Broken LinkThird Party AdvisoryVDB Entry