CVE-2022-31799 — Bottle before 0

Bottle before 0.12.20 mishandles errors during early request binding.

01What is this vulnerability?

Bottle before 0.12.20 mishandles errors during early request binding.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2022-05-29T21:25:44.000Z
• Last modified: 2024-08-03T07:26:01.088Z

09References

• github.com — https://github.com/bottlepy/bottle/commit/e140e1b54da721a660f2eb9d58a106b7b3ff2f…
• github.com — https://github.com/bottlepy/bottle/commit/a2b0ee6bb4ce88895429ec4aca856616244c4c…
• github.com — https://github.com/bottlepy/bottle/compare/0.12.19...0.12.20
• lists.debian.org — https://lists.debian.org/debian-lts-announce/2022/06/msg00010.html
• www.debian.org — https://www.debian.org/security/2022/dsa-5159
• lists.fedoraproject.org — https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro…
• lists.fedoraproject.org — https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro…