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»ó¼¼¼³¸í ¿ø°Ý È£½ºÆ®¿¡ ¼³Ä¡µÈ OpenSSL ¹öÀüÀº 3.0.3 ÀÌÀü ¹öÀüÀÔ´Ï´Ù. µû¶ó¼­ 3.0.3 ±Ç°í¿¡ ¾ð±ÞµÈ ¿©·¯ Ãë¾àÁ¡ÀÇ ¿µÇâÀ» ¹Þ½À´Ï´Ù.

- Çؽà Å×À̺íÀ» ºñ¿ì´Â OPENSSL_LH_flush() ÇÔ¼ö¿¡´Â Á¦°ÅµÈ Çؽà Å×À̺í Ç׸ñÀÌ Â÷ÁöÇÏ´Â ¸Þ¸ð¸® Àç»ç¿ëÀ» Áß´ÜÇÏ´Â ¹ö±×°¡ Æ÷ÇԵǾî ÀÖ½À´Ï´Ù. (CVE-2022-1473)

- RC4-MD5 ¾ÏÈ£ Á¦Ç°±ºÀÇ OpenSSL 3.0 ±¸ÇöÀº AAD µ¥ÀÌÅ͸¦ MAC Å°·Î À߸ø »ç¿ëÇÕ´Ï´Ù. (CVE-2022-1434)

- 'OCSP_basic_verify' ±â´ÉÀº OCSP ÀÀ´ä¿¡¼­ ¼­¸íÀÚ ÀÎÁõ¼­¸¦ È®ÀÎÇÕ´Ï´Ù. (±âº»°ªÀÌ ¾Æ´Ñ) Ç÷¡±× OCSP_NOCHECKS°¡ »ç¿ëµÇ´Â °æ¿ì ÀÀ´ä ¼­¸í ÀÎÁõ¼­°¡ È®Àο¡ ½ÇÆÐÇÑ °æ¿ì¿¡µµ ÀÀ´äÀº ±àÁ¤ÀûÀÔ´Ï´Ù(¼º°øÀûÀÎ È®ÀÎÀ» ÀǹÌ). `OCSP_basic_verify`ÀÇ ´ëºÎºÐÀÇ »ç¿ëÀÚ´Â OCSP_NOCHECKS Ç÷¡±×¸¦ »ç¿ëÇÏÁö ¾ÊÀ» °ÍÀ¸·Î ¿¹»óµË´Ï´Ù. ÀÌ °æ¿ì ÀÎÁõ¼­ È®ÀÎ ½ÇÆÐÀÇ °æ¿ì `OCSP_basic_verify` ÇÔ¼ö´Â À½¼ö °ª(Ä¡¸íÀûÀÎ ¿À·ù¸¦ ³ªÅ¸³¿)À» ¹ÝȯÇÕ´Ï´Ù. ÀÌ °æ¿ì Á¤»óÀûÀÎ ¿¹»ó ¹Ýȯ °ªÀº 0ÀÔ´Ï´Ù. ÀÌ ¹®Á¦´Â ¸í·ÉÁÙ OpenSSL ocsp ÀÀ¿ë ÇÁ·Î±×·¥¿¡µµ ¿µÇâÀ» ÁÝ´Ï´Ù. -no_cert_checks ¿É¼ÇÀ» »ç¿ëÇÏ¿© ocsp ÀÀ´äÀ» È®ÀÎÇÒ ¶§ ¸í·ÉÁÙ ÀÀ¿ë ÇÁ·Î±×·¥Àº ½ÇÁ¦·Î ½ÇÆÐÇßÁö¸¸ È®ÀÎÀÌ ¼º°øÇß´Ù°í º¸°íÇÕ´Ï´Ù. ÀÌ °æ¿ì À߸øµÈ ¼º°ø ÀÀ´ä¿¡´Â ½ÇÆи¦ º¸¿©ÁÖ°í ºÐ¸íÈ÷ ¼º°øÇÑ °á°ú¿Í ¸ð¼øµÇ´Â ¿À·ù ¸Þ½ÃÁöµµ ÇÔ²² Ç¥½ÃµË´Ï´Ù. (CVE-2022-1343)

- c_rehash ½ºÅ©¸³Æ®´Â ¸í·É ÁÖÀÔÀ» ¹æÁöÇϱâ À§ÇØ ½© ¸ÞŸ ¹®ÀÚ¸¦ ÀûÀýÇÏ°Ô »èÁ¦ÇÏÁö ¾Ê½À´Ï´Ù. (CVE-2022-1292)

* Âü°í »çÀÌÆ®:
https://www.openssl.org/news/secadv/20220503.txt
https://cve.org/CVERecord?id=CVE-2022-1292
https://cve.org/CVERecord?id=CVE-2022-1473
https://cve.org/CVERecord?id=CVE-2022-1434
https://cve.org/CVERecord?id=CVE-2022-1343

* ¿µÇâÀ» ¹Þ´Â Ç÷§Æû:
3.0.3 ÀÌÀüÀÇ OpenSSL 3.0.x ¹öÀüµé
Linux Any version
Unix Any version
Microsoft Windows Any version
ÇØ°áÃ¥ OpenSSL À¥ »çÀÌÆ®ÀÎ http://www.openssl.org/ ¿¡¼­ ±¸ÇÒ ¼ö ÀÖ´Â OpenSSLÀÇ °¡Àå ÃֽŠ¹öÀü(3.0.3 ¶Ç´Â ÀÌÈÄ)À¸·Î ¾÷±×·¹À̵å ÇÏ¿©¾ß ÇÑ´Ù.
°ü·Ã URL CVE-2022-1292,CVE-2022-1343,CVE-2022-1434,CVE-2022-1473 (CVE)
°ü·Ã URL (SecurityFocus)
°ü·Ã URL (ISS)