THREATPORT/VULNERABILITY/CVE-2013-2155
MEDIUM SEVERITY

CVE-2013-2155

Xml Security For C\+\+ vulnerability

CVSS
5.8
EPSS
5.8%
EPSS pct
92th
Exploited
No known
Apache Santuario XML Security for C++ (aka xml-security-c) before 1.7.1 does not properly validate length values, which allows remote attackers to cause a denial of service or bypass the CVE-2009-0217 protection mechanism and spoof a signature via crafted length values to the (1) compareBase64StringToRaw, (2) DSIGAlgorithmHandlerDefault, or (3) DSIGAlgorithmHandlerDefault::verify functions.
Affected vendor
Apache
Affected product
Xml Security For C\+\+
CVSS vector
AV:N/AC:M/Au:N/C:N/I:P/A:P
Weakness type (CWE)
  • CWE-20 — Improper Input Validation
Published
2013-08-20

Risk analysis

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

Its EPSS score of 5.8% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 92% of all scored CVEs.

Check your external exposure to CVE-2013-2155

  • Confirm whether Apache Xml Security For C\+\+ is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2013-2155.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2013-2155

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2013-2155 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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