Vulnerability Monitor

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CVE-2018-20712

A heap-based buffer over-read exists in the function d_expression_1 in cp-demangle.c in GNU libiberty, as distributed in GNU Binutils 2.31.1. A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by c++filt.

Published

2019-01-15T00:29:00.257

Last Modified

2024-11-21T04:02:00.663

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 6.5 (MEDIUM)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-125

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	gnu	binutils	2.31.1	Yes

References

http://www.securityfocus.com/bid/106563 Third Party Advisory, VDB Entry ([email protected])
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88629 Exploit, Issue Tracking, Third Party Advisory ([email protected])
https://sourceware.org/bugzilla/show_bug.cgi?id=24043 Exploit, Issue Tracking, Third Party Advisory ([email protected])
https://support.f5.com/csp/article/K38336243 Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/106563 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88629 Exploit, Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://sourceware.org/bugzilla/show_bug.cgi?id=24043 Exploit, Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.f5.com/csp/article/K38336243 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)