CVE-2013-1620
The TLS implementation in Mozilla Network Security Services (NSS) does not properly consider timing side-channel attacks on a noncompliant MAC check operation during the processing of malformed CBC
02 Description
The TLS implementation in Mozilla Network Security Services (NSS) does not properly consider timing side-channel attacks on a noncompliant MAC check operation during the processing of malformed CBC
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 3.72% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 89.3% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2013-02-08 19:00Z13 YR AGO
- Last updated
- 2024-08-06 15:04Z2 YR AGO
- Reserved
- 2013-02-05
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-203Observable DiscrepancyBase
- Data version
- 5.1
- Document digest
- 4c494d7bf47f00e480b092768aba5b926520f1f95ea6afd8dcf5fa06296b8cbf
05 Affected products
06 References
- www.oracle.comhttp://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- www.securityfocus.com57777http://www.securityfocus.com/bid/57777
- www.vmware.comhttp://www.vmware.com/security/advisories/VMSA-2014-0012.html
- www.isg.rhul.ac.ukhttp://www.isg.rhul.ac.uk/tls/TLStiming.pdf
- lists.opensuse.orgopenSUSE-SU-2013:0630http://lists.opensuse.org/opensuse-security-announce/2013-04/msg00009.html
- openwall.com[oss-security] 20130205 Re: CVE request: TLS CBC padding timing flaw in various SSL / TLS implementationshttp://openwall.com/lists/oss-security/2013/02/05/24
- www.securityfocus.com20141205 NEW: VMSA-2014-0012 - VMware vSphere product updates address security vulnerabilitieshttp://www.securityfocus.com/archive/1/534161/100/0/threaded
- www.oracle.comhttp://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html
- www.ubuntu.comUSN-1763-1http://www.ubuntu.com/usn/USN-1763-1
- security.gentoo.orgGLSA-201406-19http://security.gentoo.org/glsa/glsa-201406-19.xml
- rhn.redhat.comRHSA-2013:1135http://rhn.redhat.com/errata/RHSA-2013-1135.html
- www.oracle.comhttp://www.oracle.com/technetwork/topics/security/cpuapr2014-1972952.html
- www.oracle.comhttp://www.oracle.com/technetwork/topics/security/cpujul2014-1972956.html
- rhn.redhat.comRHSA-2013:1144http://rhn.redhat.com/errata/RHSA-2013-1144.html
- kb.juniper.nethttp://kb.juniper.net/InfoCenter/index?page=content&id=JSA10761
- seclists.org20141205 NEW: VMSA-2014-0012 - VMware vSphere product updates address security vulnerabilitieshttp://seclists.org/fulldisclosure/2014/Dec/23
- lists.opensuse.orgopenSUSE-SU-2013:0631http://lists.opensuse.org/opensuse-security-announce/2013-04/msg00010.html
- www.securityfocus.com64758http://www.securityfocus.com/bid/64758
- www.oracle.comhttp://www.oracle.com/technetwork/topics/security/cpujan2014-1972949.html
07 Fixed in
Debian 12
- nss Fixed in 2:3.14.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- nss Fixed in 2:3.14.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- nss Fixed in 2:3.14.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.