atftp: An exploitable denial of service vulnerability exists in the atftpd daemon functionality of atftp 0.7.git20120829-3.1+b1
CVE-2020-6097 is fixed in 2 products on 1 platform, first by atftp 0.7.git20120829-3.1~0.18.04.1+esm1, released February 4, 2022. It is not reported as exploited. Patch Radar priority: Routine.
An exploitable denial of service vulnerability exists in the atftpd daemon functionality of atftp 0.7.git20120829-3.1+b1. A specially crafted sequence of RRQ-Multicast requests trigger an assert() call resulting in denial-of-service. An attacker can send a sequence of malicious packets to trigger this vulnerability.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| atftp · Ubuntu 18.04.6 LTS (bionic) | 0.7.git20120829-3.1~0.18.04.1+esm1 | atftp 0.7.git20120829-3.1~0.18.04.1+esm1 | Feb 4, 2022 |
| atftp · Ubuntu 20.04 LTS (focal) | 0.7.git20120829-3.1ubuntu0.1 | atftp 0.7.git20120829-3.1ubuntu0.1 | Feb 4, 2022 |
| atftpd · Ubuntu 18.04.6 LTS (bionic) | 0.7.git20120829-3.1~0.18.04.1+esm1 | atftpd 0.7.git20120829-3.1~0.18.04.1+esm1 | Feb 4, 2022 |
| atftpd · Ubuntu 20.04 LTS (focal) | 0.7.git20120829-3.1ubuntu0.1 | atftpd 0.7.git20120829-3.1ubuntu0.1 | Feb 4, 2022 |
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