Is CVE-2013-1997 being actively exploited?

CVE-2013-1997 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2013-1997?

CVE-2013-1997 has a CVSS 2.0 base score of 6.8 (MEDIUM).

CVE-2013-1997

MEDIUM · CVSS 6.8EPSS 2.1%EU EUVD

Multiple buffer overflows in X.org libX11 1.5.99.901 (1.6 RC1) and earlier allow X servers to cause a denial of service (crash) and possibly execute arbitrary code via crafted length or index values to the (1) XAllocColorCells, (2) _XkbReadGetDeviceInfoReply, (3) _XkbReadGeomShapes, (4) _XkbReadGetGeometryReply, (5) _XkbReadKeySyms, (6) _XkbReadKeyActions, (7) _XkbReadKeyBehaviors, (8) _XkbReadModifierMap, (9) _XkbReadExplicitComponents, (10) _XkbReadVirtualModMap, (11) _XkbReadGetNamesReply, (12) _XkbReadGetMapReply, (13) _XimXGetReadData, (14) XListFonts, (15) XListExtensions, and (16) XGetFontPath functions.

Key facts

CVSS score: 6.8 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness (CWE): CWE-119
EPSS score: 2.1% (82th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2013-1985)
Published: June 15, 2013
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-1985 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

x / libx11
x / libx11

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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