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CVE-2018-20657

The demangle_template function in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.31.1, has a memory leak via a crafted string, leading to a denial of service (memory consumption), as demonstrated by cxxfilt, a related issue to CVE-2018-12698.

Published

2019-01-02T14:29:00.313

Last Modified

2024-11-21T04:01:56.693

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 7.5 (HIGH)

CVSSv2 Vector

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

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

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-772

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	gnu	binutils	2.31.1	Yes
Application	f5	traffix_signaling_delivery_controller	≤ 5.1.0	Yes
Application	f5	traffix_signaling_delivery_controller	4.4.0	Yes

References

http://www.securityfocus.com/bid/106444 Third Party Advisory, VDB Entry ([email protected])
https://access.redhat.com/errata/RHSA-2019:3352 ([email protected])
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88539 Exploit, Issue Tracking, Third Party Advisory ([email protected])
https://support.f5.com/csp/article/K62602089 Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/106444 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2019:3352 (af854a3a-2127-422b-91ae-364da2661108)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88539 Exploit, Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.f5.com/csp/article/K62602089 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)