{"schemaVersion":3,"id":"CVE-2013-2052","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Buffer overflow in the atodn function in libreswan 3.0 and 3.1, when Opportunistic Encryption is enabled and an RSA key is being used, allows remote attackers to cause a denial of service (pluto IKE daemon crash) and possibly execute arbitrary code via crafted DNS TXT records.  NOTE: this might be the same vulnerability as CVE-2013-2053 and 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Restriction of Operations within the Bounds of a Memory Buffer","description":"The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.","type":"weakness","status":"Stable","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/119.html"}],"affected":[{"vendor":"libreswan","product":"libreswan","name":"libreswan","label":"libreswan","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"3.0","noFixRecorded":false,"fixedIn":null},{"text":"3.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"3.0 | 3.1","eol":null,"hubHref":"/vendor/libreswan/libreswan"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://lists.libreswan.org/pipermail/swan-announce/2013/000003.html","label":"lists.libreswan.org/pipermail/swan-announce/2013/000003.html","hostname":"lists.libreswan.org","tags":["Mailing List","X Refsource MLIST","Vendor Advisory"]},{"url":"https://libreswan.org/security/CVE-2013-2052/CVE-2013-2052.txt","label":"libreswan.org/security/CVE-2013-2052/CVE-2013-2052.txt","hostname":"libreswan.org","tags":["X Refsource CONFIRM","Patch","Vendor Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2013-07-09T17:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-09-16T19:00:23.933Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":21,"level":"low","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T19:46:50.635Z","stale":false,"partial":false}}