Severity
8.1HIGH
EPSS
26.3%
top 3.69%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedFeb 17
Latest updateMay 24

Description

BIND servers are vulnerable if they are running an affected version and are configured to use GSS-TSIG features. In a configuration which uses BIND's default settings the vulnerable code path is not exposed, but a server can be rendered vulnerable by explicitly setting valid values for the tkey-gssapi-keytab or tkey-gssapi-credentialconfiguration options. Although the default configuration is not vulnerable, GSS-TSIG is frequently used in networks where BIND is integrated with Samba, as well as

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 2.2 | Impact: 5.9

Affected Packages4 packages

Debianbind9< 1:9.16.12-1+3
NVDisc/bind9.5.09.11.27+12
CVEListV5isc/bind95 versions+4

Also affects: Debian Linux 10.0, 9.0, Fedora 32, 33, 34

Patches

🔴Vulnerability Details

3
GHSA
GHSA-mxh3-93ph-p9r2: BIND servers are vulnerable if they are running an affected version and are configured to use GSS-TSIG features2022-05-24
CVEList
A vulnerability in BIND's GSSAPI security policy negotiation can be targeted by a buffer overflow attack2021-02-17
OSV
CVE-2020-8625: BIND servers are vulnerable if they are running an affected version and are configured to use GSS-TSIG features2021-02-17

📋Vendor Advisories

5
Ubuntu
Bind vulnerability2021-03-01
Ubuntu
Bind vulnerability2021-02-18
Red Hat
bind: Buffer overflow in the SPNEGO implementation affecting GSSAPI security policy negotiation2021-02-17
Microsoft
A vulnerability in BIND's GSSAPI security policy negotiation can be targeted by a buffer overflow attack2021-02-09
Debian
CVE-2020-8625: bind9 - BIND servers are vulnerable if they are running an affected version and are conf...2020

🕵️Threat Intelligence

3
Trendmicro
RCE Bug Returns in ISC BIND Server2021-02-25
Trendmicro
RCE Bug Returns in ISC BIND Server2021-02-25
Trendmicro
RCE Bug Returns in ISC BIND Server2021-02-25

💬Community

1
Bugzilla
CVE-2019-8625 webkitgtk: Incorrect state management leading to universal cross-site scripting2020-09-07
CVE-2020-8625 (HIGH CVSS 8.1) | BIND servers are vulnerable if they | cvebase.io