Open Redirect Affecting sympa package, versions <6.2.36~dfsg-1
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIAN11-SYMPA-515215
- published25 Sept 2018
- disclosed6 Sept 2018
Introduced: 6 Sep 2018
CVE-2018-1000671 (opens in a new tab)How to fix?
Upgrade Debian:11 sympa to version 6.2.36~dfsg-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream sympa package and not the sympa package as distributed by Debian.
See How to fix? for Debian:11 relevant fixed versions and status.
sympa version 6.2.16 and later contains a CWE-601: URL Redirection to Untrusted Site ('Open Redirect') vulnerability in The "referer" parameter of the wwsympa.fcgi login action. that can result in Open redirection and reflected XSS via data URIs. This attack appear to be exploitable via Victim's browser must follow a URL supplied by the attacker. This vulnerability appears to have been fixed in none available.
References
- https://security-tracker.debian.org/tracker/CVE-2018-1000671
- https://lists.debian.org/debian-lts-announce/2018/09/msg00023.html
- https://github.com/sympa-community/sympa/issues/268
- https://lists.debian.org/debian-lts-announce/2020/11/msg00015.html
- https://usn.ubuntu.com/4442-1/
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-1000671
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2018/CVE-2018-1000671.yaml