CVE-2013-2116

Gnutls vulnerability

CVSS

5.0

EPSS

3.8%

EPSS pct

89th

Exploited

No known

The _gnutls_ciphertext2compressed function in lib/gnutls_cipher.c in GnuTLS 2.12.23 allows remote attackers to cause a denial of service (buffer over-read and crash) via a crafted padding length. NOTE: this might be due to an incorrect fix for CVE-2013-0169.

Affected vendor

Gnu

Affected product

Gnutls

CVSS vector

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

Weakness type (CWE)

CWE-20 — Improper Input Validation

Published

2013-07-03

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to partial impact to availability.

Its EPSS score of 3.8% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 89% of all scored CVEs.

Check your external exposure to CVE-2013-2116

Confirm whether Gnu Gnutls is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2013-2116.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2013-2116

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2013-2116 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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