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CVE-2013-1619

15
FAUCET Score

CVE-2013-1619 describes a timing side-channel vulnerability in the TLS implementation of GnuTLS versions before 2.12.23, 3.0.x before 3.0.28, and 3.1.x before 3.1.7. This flaw, related to CVE-2013-0169, stems from improper handling of malformed CBC padding during MAC checks. An attacker could exploit this remotely with high attack complexity to potentially recover plaintext data through statistical analysis of timing differences. While the CVSS score is 4.0 (medium severity), indicating partial confidentiality and integrity impact, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion beyond a single mention and article.

Impacted Technologies

VendorProductVersion(s)CPE
2.0.0CPE matchmatch criteria
cpe:2.3:a:gnu:gnutls:2.0.0:*:*:*:*:*:*:*
2.0.1CPE matchmatch criteria
cpe:2.3:a:gnu:gnutls:2.0.1:*:*:*:*:*:*:*
2.0.2CPE matchmatch criteria
cpe:2.3:a:gnu:gnutls:2.0.2:*:*:*:*:*:*:*
2.0.3CPE matchmatch criteria
cpe:2.3:a:gnu:gnutls:2.0.3:*:*:*:*:*:*:*
2.0.4CPE matchmatch criteria
cpe:2.3:a:gnu:gnutls:2.0.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.0MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
NONE
Exploitability Score
4.9
Impact Score
4.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
6.44%
Probability of exploitation in next 30 days
EPSS Percentile
93.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0644 is in the 92nd percentile among its peer group of 19,958 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, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

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 (4)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: gnutls-0:1.4.1-10.el5_9.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: gnutls-0:2.8.5-10.el6_4.1
View patch
redhatpatch availablevia redhat_api
Product: RHEV 3.X Hypervisor and Agents for RHEL-6Fixed in: rhev-hypervisor6-0:6.4-20130306.2.el6_4
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: mingw32-gnutls

Vendor Advisories (1)

redhatCVE-2013-1619Moderate

gnutls: TLS CBC padding timing attack (lucky-13)

Feb 4, 2013

References

lists.opensuse.org / opensuse-security-announce/2014-03/msg00001.html
lists.opensuse.org / opensuse-security-announce/2014-03/msg00003.html
lists.opensuse.org / opensuse-security-announce/2014-03/msg00009.html
lists.opensuse.org / opensuse-updates/2013-05/msg00023.html
nmav.gnutls.org / 2013/02/time-is-money-for-cbc-ciphersuites.html
openwall.com / lists/oss-security/2013/02/05/24
rhn.redhat.com / errata/RHSA-2013-0588.html
secunia.com / advisories/57260
secunia.com / advisories/57274
gitorious.org / gnutls/gnutls/commit/328ee22c1b3951e060c7124c7cb1cee592c59bc0
ExploitPatch
gitorious.org / gnutls/gnutls/commit/b8391806cd79095fe566f2401d8c7ad85a64b198
ExploitPatch
gnutls.org / security.html
isg.rhul.ac.uk / tls/TLStiming.pdf
ubuntu.com / usn/USN-1752-1