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7.5
CVSSv3

CVE-2020-17509

Published: 11/01/2021 Updated: 15/01/2021
CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 383
Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N
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Vulnerability Summary

ATS negative cache option is vulnerable to a cache poisoning attack. If you have this option enabled, please upgrade or disable this feature. Apache Traffic Server versions 7.0.0 to 7.1.11 and 8.0.0 to 8.1.0 are affected.

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apache traffic server

Vendor Advisories

Debian Security Advisories: DSA-4805-1 trafficserver -- security update
Two vulnerabilities were discovered in Apache Traffic Server, a reverse and forward proxy server: CVE-2020-17508 The ESI plugin was vulnerable to memory disclosure CVE-2020-17509 The negative cache option was vulnerable to cache poisoning For the stable distribution (buster), these problems have been fixed in version 802+ds-1+deb10u4 ...

References

CWE-444https://lists.apache.org/thread.html/raa9f0589c26c4d146646425e51e2a33e1457492df9f7ea2019daa6d3%40%3Cannounce.trafficserver.apache.org%3Ehttps://nvd.nist.govhttps://www.debian.org/security/2020/dsa-4805
CVSSv3
CVSSv2
CVSSv3
VMScore
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