|Category:||Debian Local Security Checks|
|Title:||Debian: Security Advisory for bind9 (DSA-4689-1)|
|Summary:||The remote host is missing an update for the 'bind9'; package(s) announced via the DSA-4689-1 advisory.|
The remote host is missing an update for the 'bind9'
package(s) announced via the DSA-4689-1 advisory.
Several vulnerabilities were discovered in BIND, a DNS server
It was discovered that TCP-pipelined queries can bypass tcp-client
limits resulting in denial of service.
It was discovered that BIND does not sufficiently limit the number
of fetches performed when processing referrals. An attacker can take
advantage of this flaw to cause a denial of service (performance
degradation) or use the recursing server in a reflection attack with
a high amplification factor.
It was discovered that a logic error in the code which checks TSIG
validity can be used to trigger an assertion failure, resulting in
denial of service.
'bind9' package(s) on Debian Linux.
For the oldstable distribution (stretch), these problems have been fixed
in version 1:9.10.3.dfsg.P4-12.3+deb9u6.
For the stable distribution (buster), these problems have been fixed in
We recommend that you upgrade your bind9 packages.
Common Vulnerability Exposure (CVE) ID: CVE-2019-6477|
Debian Security Information: DSA-4689 (Google Search)
Common Vulnerability Exposure (CVE) ID: CVE-2020-8616
Common Vulnerability Exposure (CVE) ID: CVE-2020-8617
|Copyright||Copyright (C) 2020 Greenbone Networks GmbH|
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