The CERT_VerifyCert function in lib/certhigh/certvfy.c in Mozilla Network Security…
Priority LOW 31CWE-264Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Partial · Partial · None
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-264.
Summary
The CERT_VerifyCert function in lib/certhigh/certvfy.c in Mozilla Network Security Services (NSS) 3.15 before 3.15.3 provides an unexpected return value for an incompatible key-usage certificate when the CERTVerifyLog argument is valid, which might allow remote attackers to bypass intended access restrictions via a crafted certificate.
Why it matters now
EPSS 0.02397 84th percentileScored 2026-11-07
Fix Fixed Red Hat: 3 advisories
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 3
Remediation
Red Hat 3 advisories
- RHSA-2014:0041 Released 2014-01-21 · Red Hat rating Importantrhev-hypervisor6 security update
- RHEV Hypervisor for RHEL-6 rhev-hypervisor6-6.5-20140112.0.el6ev
- RHSA-2013:1829 Released 2013-12-12 · Red Hat rating Importantnss, nspr, and nss-util security update
- Red Hat Enterprise Linux Desktop (v. 6) nspr-4.10.2-1.el6_5, nss-3.15.3-2.el6_5, nss-sysinit-3.15.3-2.el6_5 +2
- Red Hat Enterprise Linux Desktop Optional (v. 6) nspr-4.10.2-1.el6_5, nspr-devel-4.10.2-1.el6_5, nss-3.15.3-2.el6_5 +4
- Red Hat Enterprise Linux HPC Node (v. 6) nspr-4.10.2-1.el6_5, nss-3.15.3-2.el6_5, nss-sysinit-3.15.3-2.el6_5 +2
- Red Hat Enterprise Linux HPC Node Optional (v. 6) nspr-4.10.2-1.el6_5, nspr-devel-4.10.2-1.el6_5, nss-3.15.3-2.el6_5 +4
- Red Hat Enterprise Linux Server (v. 6) nspr-4.10.2-1.el6_5, nspr-4.10.2-1.el6_5.ppc, nspr-devel-4.10.2-1.el6_5 +11
- Red Hat Enterprise Linux Server Optional (v. 6) nss-3.15.3-2.el6_5, nss-pkcs11-devel-3.15.3-2.el6_5, nss-pkcs11-devel-3.15.3-2.el6_5.ppc
- Red Hat Enterprise Linux Workstation (v. 6) nspr-4.10.2-1.el6_5, nspr-devel-4.10.2-1.el6_5, nss-3.15.3-2.el6_5 +5
- Red Hat Enterprise Linux Workstation Optional (v. 6) nss-3.15.3-2.el6_5, nss-pkcs11-devel-3.15.3-2.el6_5
- RHSA-2013:1791 Released 2013-12-05 · Red Hat rating Importantnss and nspr security, bug fix, and enhancement update
- Red Hat Enterprise Linux (v. 5 server) nspr-4.10.2-2.el5_10, nspr-4.10.2-2.el5_10.i386, nspr-4.10.2-2.el5_10.ia64 +21
- Red Hat Enterprise Linux Desktop (v. 5 client) nspr-4.10.2-2.el5_10, nspr-4.10.2-2.el5_10.i386, nss-3.15.3-3.el5_10 +3
- Red Hat Enterprise Linux Desktop Workstation (v. 5 client) nspr-4.10.2-2.el5_10, nspr-devel-4.10.2-2.el5_10, nspr-devel-4.10.2-2.el5_10.i386 +5
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| RHEV Hypervisor for RHEL-6 | Fixed | RHSA-2014:0041 |
| Red Hat Enterprise Linux (v. 5 server) | Fixed | RHSA-2013:1791 |
| Red Hat Enterprise Linux Desktop (v. 5 client) | Fixed | RHSA-2013:1791 |
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2013:1829 |
| Red Hat Enterprise Linux Desktop Optional (v. 6) | Fixed | RHSA-2013:1829 |
| Red Hat Enterprise Linux Desktop Workstation (v. 5 client) | Fixed | RHSA-2013:1791 |
| Red Hat Enterprise Linux HPC Node (v. 6) | Fixed | RHSA-2013:1829 |
| Red Hat Enterprise Linux HPC Node Optional (v. 6) | Fixed | RHSA-2013:1829 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2013:1829 |
| Red Hat Enterprise Linux Server Optional (v. 6) | Fixed | RHSA-2013:1829 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2013:1829 |
| Red Hat Enterprise Linux Workstation Optional (v. 6) | Fixed | RHSA-2013:1829 |
Not affected: 1 product
- Red Hat Enterprise Linux 7
Timeline
- 2026-10-02 Threatist record created from CVE-2013-5606
- 2026-10-03 Alias added: GHSA-mphq-fg36-pppm
References
Advisory 9
Other 11
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- https://developer.mozilla.org/docs/NSS/NSS_3.15.3_release_notes
- http://www.vmware.com/security/advisories/VMSA-2014-0012.html
- http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html
- http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html
- http://www.oracle.com/technetwork/topics/security/cpujul2014-1972956.html
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10761
- 20141205 NEW: VMSA-2014-0012 - VMware vSphere product updates address security vulnerabilities
- http://www.oracle.com/technetwork/topics/security/cpuoct2014-1972960.html
- https://bugzilla.mozilla.org/show_bug.cgi?id=910438
- http://www.mozilla.org/security/announce/2013/mfsa2013-103.html
More Mozilla Network Security Services vulnerabilities
- TI-2015-03381 The TLS protocol 1.2 and earlier, when a DHE_EXPORT ciphersuite is enabled on a server… CVSS 3.1LOW 3.7
- TI-2007-00009 Stack-based buffer overflow in the SSLv2 support in Mozilla Network Security Services… CVSS 2.0MEDIUM 6.8
- TI-2018-08903 A cached side channel attack during handshakes using RSA encryption could allow for the… CVSS 3.0MEDIUM 5.9
- TI-2015-05957 Heap-based buffer overflow in the ASN.1 decoder in Mozilla Network Security Services… CVSS 3.0CRITICAL 9.8
- TI-2004-00763 Heap-based buffer overflow in Netscape Network Security Services (NSS) library allows… CVSS 2.0HIGH 7.5
- TI-2014-01197 Use-after-free vulnerability in the CERT_DestroyCertificate function in libnss3.so in… CVSS 2.0HIGH 10.0
Sources
- CVE-2013-5606 · CVE Program
- CVE-2013-5606 · NVD
- FIRST EPSS
- GHSA-mphq-fg36-pppm · GitHub Advisory Database · CC BY 4.0
- CVE-2013-5606 · Red Hat security data · CC BY 4.0
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