CVE-2018-1337 — In Apache Directory LDAP API before 1
In Apache Directory LDAP API before 1.0.2, a bug in the way the SSL Filter was setup made it possible for another thread to use the connection before the TLS layer has been established, if the connection has already been used and put back in a pool of connections, leading to leak
Published
2018-07-10T13:00:00.000Z
Last modified
2024-09-17T01:12:12.053Z
01What is this vulnerability?
In Apache Directory LDAP API before 1.0.2, a bug in the way the SSL Filter was setup made it possible for another thread to use the connection before the TLS layer has been established, if the connection has already been used and put back in a pool of connections, leading to leaking any information contained in this request (including the credentials when sending a BIND request).
02Affected products
| Vendor | Product | Versions |
|---|
| Apache Software Foundation | Apache Directory | LDAP API prior to 1.0.2 |
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: 2018-07-10T13:00:00.000Z
- Last modified: 2024-09-17T01:12:12.053Z
09References
- www.securityfocus.com — http://www.securityfocus.com/bid/104744
- lists.apache.org — https://lists.apache.org/thread.html/d66081195e9a02ee7cc20fb243b60467d1419586eed…
- lists.apache.org — https://lists.apache.org/thread.html/r1a258430d820a90ff9d4558319296cc517ff225232…
- lists.apache.org — https://lists.apache.org/thread.html/r56b304fb9960c869995efbb31da3b9b7c6d53ee31f…
- lists.apache.org — https://lists.apache.org/thread.html/r55e74532e7f9e84ecfa56b4e0a50a5fe0ba6f7a768…
- lists.apache.org — https://lists.apache.org/thread.html/r4da40aa50cfdb2158898f2bc6df81feec1d42c6a06…
- lists.apache.org — https://lists.apache.org/thread.html/r0e645b3f6ca977dc60b7cec231215c59a9471736c2…
- lists.apache.org — https://lists.apache.org/thread.html/r1815fb5b0c345f571c740e7a1b48d7477647edd4ff…
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