Postsrsd Project maintains a specialized Sender Rewriting Scheme (SRS) utility for postfix mail servers, a niche but operationally important component in email infrastructure that requires careful input handling and iteration control. The observed vulnerability signal centers on excessive iteration and related input-validation concerns, reflecting the parsing and loop-management complexity inherent to address rewriting logic. Current severity, exploitation status, and exposure counts are shown alongside this summary.
The number and severity of CVEs published that impact products developed by Postsrsd Project over time
Signals from CVEs in this vendor scope (2 CVEs).
2 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2020-35573HIGH srs2.c in PostSRSd before 1.10 allows remote attackers to cause a denial of service (CPU consumption) via a long timestamp tag in an SRS address. | Dec 20, 2020 | 7.5 | 25 | NO | NO |
CVE-2021-35525MEDIUM PostSRSd before 1.11 allows a denial of service (subprocess hang) if Postfix sends certain long data fields such as multiple concatenated email addresses. NOTE: the PostSRSd mainta | Jun 28, 2021 | 5.3 | 20 | NO | NO |
Signals from CVEs in this vendor scope (2 CVEs).
An overview of all social media posts that mention a CVE ID that affects a product developed by Postsrsd Project.
Media articles that mention a CVE ID that affects a product developed by Postsrsd Project — matched by CVE ID, not by vendor name.