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CVE-2013-0791

16
FAUCET Score

CVE-2013-0791 describes a denial-of-service vulnerability in the CERT_DecodeCertPackage function of Mozilla Network Security Services (NSS). This flaw, affecting Mozilla Firefox, Thunderbird, SeaMonkey, and other products, allows remote attackers to trigger an out-of-bounds read and memory corruption via a specially crafted certificate. The vulnerability has a CVSS score of 5.0 (medium severity), indicating a network-based attack with low complexity, requiring no authentication, and primarily leading to a denial of service. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 20.0CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
>= 17.0, < 17.0.5CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
< 3.15CPE matchmatch criteria
cpe:2.3:a:mozilla:network_security_services:*:*:*:*:*:*:*:*
< 2.17CPE matchmatch criteria
cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*
< 17.0.5CPE matchmatch criteria
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
5.21%
Probability of exploitation in next 30 days
EPSS Percentile
91.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0521 is in the 88th percentile among its peer group of 23,705 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, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Patch Available

Vendor Patches (8)

mozillapatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: nspr-0:4.9.5-1.el5_9
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: nss-0:3.14.3-6.el5_9
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: nspr-0:4.9.5-2.el6_4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: nss-0:3.14.3-4.el6_4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: nss-softokn-0:3.14.3-3.el6_4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: nss-util-0:3.14.3-3.el6_4
View patch
redhatpatch availablevia redhat_api
Product: RHEV 3.X Hypervisor and Agents for RHEL-6Fixed in: rhev-hypervisor6-0:6.4-20130815.0.el6_4
View patch

Vendor Advisories (1)

redhatCVE-2013-0791Low

Mozilla: Out-of-bounds array read in CERT_DecodeCertPackage (MFSA 2013-40)

Apr 2, 2013

References

kb.juniper.net / InfoCenter/index
Third Party Advisory
lists.opensuse.org / opensuse-security-announce/2013-04/msg00009.html
Broken Link
lists.opensuse.org / opensuse-security-announce/2013-04/msg00010.html
Broken Link
lists.opensuse.org / opensuse-security-announce/2013-04/msg00013.html
Broken Link
lists.opensuse.org / opensuse-security-announce/2013-05/msg00019.html
Broken Link
rhn.redhat.com / errata/RHSA-2013-1135.html
Third Party Advisory
rhn.redhat.com / errata/RHSA-2013-1144.html
Third Party Advisory
bugzilla.mozilla.org / show_bug.cgi
Issue TrackingPatchVendor Advisory
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17150
Broken Link
mozilla.org / security/announce/2013/mfsa2013-40.html
Vendor Advisory
oracle.com / technetwork/topics/security/ovmbulletinjul2016-3090546.html
Third Party Advisory
securityfocus.com / bid/58826
Third Party AdvisoryVDB Entry
ubuntu.com / usn/USN-1791-1
Third Party Advisory