ftplib unlimited read¶
ftplib: unlimited read from connection.
Dates:
- Disclosure date: 2012-09-25 (Python issue bpo-16038 reported)
- Red Hat impact: Moderate
Fixed In¶
- Python 2.7.6 (2013-11-10) fixed by commit 2585e1e (branch 2.7) (2013-10-20)
- Python 3.2.6 (2014-10-12) fixed by commit c9cb18d (branch 3.2) (2014-09-30)
- Python 3.3.3 (2013-11-17) fixed by commit c30b178 (branch 3.3) (2013-10-20)
- Python 3.4.0 (2014-03-16) fixed by commit c30b178 (branch 3.3) (2013-10-20)
Python issue¶
ftplib: unlimited readline() from connection.
- Python issue: bpo-16038
- Creation date: 2012-09-25
- Reporter: Christian Heimes
CVE-2013-1752¶
** REJECT ** Various versions of Python do not properly restrict readline calls, which allows remote attackers to cause a denial of service (memory consumption) via a long string, related to (1) httplib - fixed in 2.7.4, 2.6.9, and 3.3.3; (2) ftplib - fixed in 2.7.6, 2.6.9, 3.3.3; (3) imaplib - not yet fixed in 2.7.x, fixed in 2.6.9, 3.3.3; (4) nntplib - fixed in 2.7.6, 2.6.9, 3.3.3; (5) poplib - not yet fixed in 2.7.x, fixed in 2.6.9, 3.3.3; and (6) smtplib - not yet fixed in 2.7.x, fixed in 2.6.9, not yet fixed in 3.3.x. NOTE: this was REJECTed because it is incompatible with CNT1 “Independently Fixable” in the CVE Counting Decisions.
- CVE ID: CVE-2013-1752
- Published: 2019-06-03
- CVSS Score: 5.0
Timeline¶
Timeline using the disclosure date 2012-09-25 as reference:
- 2012-09-25: Python issue bpo-16038 reported by Christian Heimes
- 2013-10-20 (+390 days): commit 2585e1e (branch 2.7)
- 2013-10-20 (+390 days): commit c30b178 (branch 3.3)
- 2013-11-10 (+411 days): Python 2.7.6 released
- 2013-11-17 (+418 days): Python 3.3.3 released
- 2014-03-16: Python 3.4.0 released
- 2014-09-30 (+735 days): commit c9cb18d (branch 3.2)
- 2014-10-12 (+747 days): Python 3.2.6 released
- 2019-06-03 (+2442 days): CVE-2013-1752 published