CVE-2021-4286: A vulnerability, which was classified as problematic, has been found in cocagne pysrp up to 1.0.16

Q: How do I fix CVE-2021-4286?

pysrp: upgrade to 1.0.17. Exact commands for each OS are on this page.

Q: Is CVE-2021-4286 being exploited?

CVE-2021-4286 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2021-4286 affect?

CVE-2021-4286 affects pysrp. Severity is low (CVSS 2.6). A vulnerability, which was classified as problematic, has been found in cocagne pysrp up to 1.0.16. This issue affects the function calculate_x of the file srp/_ctsrp.py. The manipulation leads to information exposure through discrepancy. U

Q: How urgent is CVE-2021-4286?

Priority 23/100. No elevated risk signals yet.

Routine

LOW 2.6UPGRADE

CVE-2021-4286 is a low-severity flaw (CVSS 2.6) affecting pysrp. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability, which was classified as problematic, has been found in cocagne pysrp up to 1.0.16. This issue affects the function calculate_x of the file srp/_ctsrp.py. The manipulation leads to information exposure through discrepancy. Upgrading to version 1.0.17 is able to address this issue. The name of the patch is dba52642f5e95d3da7af1780561213ee6053195f. It is recommended to upgrade the affected component. The associated identifier of thi

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	2.6 (Low)
Attack vector	Adjacent network
Attack complexity	High
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.8% (top 45%)
CISA exploited list	No
Weakness	CWE-203
Published	2022-12-27
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: pysrp project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-12-27 11:15 UTCPublished CVE record published
2026-06-17 04:19 UTCUpdated Record last modified

pysrp project pysrp UPGRADE

Affected: < 1.0.17

Fixed in: 1.0.17

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy pysrp || rpm -q pysrp || pysrp --version

2. UPGRADE to 1.0.17 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade pysrp

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade pysrp

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2021-4286?

pysrp: upgrade to 1.0.17. Exact commands for each OS are on this page.

Is CVE-2021-4286 being exploited?

CVE-2021-4286 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2021-4286 affect?

CVE-2021-4286 affects pysrp. Severity is low (CVSS 2.6). A vulnerability, which was classified as problematic, has been found in cocagne pysrp up to 1.0.16. This issue affects the function calculate_x of the file srp/_ctsrp.py. The manipulation leads to information exposure through discrepancy. U

How urgent is CVE-2021-4286?

Priority 23/100. No elevated risk signals yet.

References

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