Vulnerability Details : CVE-2013-1997
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.
Vulnerability category: OverflowExecute codeDenial of service
Products affected by CVE-2013-1997
- cpe:2.3:a:x:libx11:*:*:*:*:*:*:*:*
- cpe:2.3:a:x:libx11:1.5.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2013-1997
1.26%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 86 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2013-1997
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST |
CWE ids for CVE-2013-1997
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2013-1997
-
http://lists.fedoraproject.org/pipermail/package-announce/2013-May/106781.html
[SECURITY] Fedora 19 Update: libX11-1.5.99.901-3.20130524gita3bdd2b09.fc19
-
http://www.debian.org/security/2013/dsa-2693
Debian -- Security Information -- DSA-2693-1 libx11
-
http://www.ubuntu.com/usn/USN-1854-1
USN-1854-1: libx11 vulnerabilities | Ubuntu security notices
-
http://www.openwall.com/lists/oss-security/2013/05/23/3
oss-security - Fwd: [ANNOUNCE] X.Org Security Advisory: Protocol handling issues in X Window System client libraries
-
http://www.x.org/wiki/Development/Security/Advisory-2013-05-23
X.Org Security Advisory: May 23, 2013Vendor Advisory
Jump to