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CVE-2016-10091

25
FAUCET Score

CVE-2016-10091 describes multiple stack-based buffer overflows in unrtf version 0.21.9. Remote attackers can trigger a denial-of-service by providing a negative integer to specific functions (cmd_expand, cmd_emboss, or cmd_engrave) within the affected software. This vulnerability carries a CVSS v3 score of 7.5 (HIGH), indicating a severe impact with low attack complexity and no user interaction required, leading to a complete loss of availability. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage regarding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
0.21.9CPE matchmatch criteria
cpe:2.3:a:unrtf_project:unrtf:0.21.9:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.84%
Probability of exploitation in next 30 days
EPSS Percentile
85.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0284 is in the 74th percentile among its peer group of 51,455 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

Patch Available

Vendor Patches (1)

redhatpatch availablevia nvd_reference
View patch

References

hg.savannah.gnu.org / hgweb/unrtf/rev/3b16893a6406
Issue TrackingPatchThird Party Advisory
bugzilla.redhat.com / show_bug.cgi
Issue TrackingPatch
openwall.com / lists/oss-security/2016/12/31/3
Mailing ListThird Party Advisory
openwall.com / lists/oss-security/2017/01/01/1
Mailing ListThird Party Advisory
securityfocus.com / bid/95173
Third Party AdvisoryVDB Entry