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50369 |
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30 |
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139.445 |
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SMB |
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¿ø°Ý Windows È£½ºÆ®¿¡ ¼³Ä¡µÈ Adobe Reader ¹öÀüÀº 17.011.30207, 20.004.30020 ¶Ç´Â 21.011.20039 ÀÌÀü ¹öÀüÀÔ´Ï´Ù. µû¶ó¼ ¿©·¯ Ãë¾àÁ¡ÀÇ ¿µÇâÀ» ¹Þ½À´Ï´Ù.
- ÇöÀç »ç¿ëÀÚÀÇ ÄÁÅؽºÆ®¿¡¼ ÀÓÀÇÀÇ Äڵ带 ½ÇÇàÇÒ ¼ö ÀÖ´Â Çü½Ä À̺¥Æ® ÀÛ¾÷ ó¸®ÀÇ Use-after-free Ãë¾àÁ¡ÀÌ Á¸ÀçÇÕ´Ï´Ù.. ÀÌ ¹®Á¦¸¦ ¾Ç¿ëÇÏ·Á¸é ÇÇÇØÀÚ°¡ ¾Ç¼º ÆÄÀÏÀ» ¿¾î¾ß ÇÑ´Ù´Â Á¡¿¡¼ »ç¿ëÀÚ »óÈ£ ÀÛ¿ëÀÌ ÇÊ¿äÇÕ´Ï´Ù. (CVE-2021-44701)
- Á¤º¸ °ø°³ Ãë¾àÁ¡ÀÌ Á¸ÀçÇÕ´Ï´Ù. ÀÎÁõµÇÁö ¾ÊÀº °ø°ÝÀÚ´Â ÀÌ Ãë¾àÁ¡À» ¾Ç¿ëÇÏ¿© NTLMv2 ÀÚ°Ý Áõ¸íÀ» ¾òÀ» ¼ö ÀÖ½À´Ï´Ù. ÀÌ ¹®Á¦¸¦ ¾Ç¿ëÇÏ·Á¸é ÇÇÇØÀÚ°¡ °ø°ÝÀÚ°¡ Á¦¾îÇÏ´Â À¥ ÆäÀÌÁö¸¦ ¹æ¹®ÇØ¾ß ÇÑ´Ù´Â Á¡¿¡¼ »ç¿ëÀÚ »óÈ£ ÀÛ¿ëÀÌ ÇÊ¿äÇÕ´Ï´Ù. (CVE-2021-44702)
- Á¶ÀÛµÈ ÆÄÀÏÀÇ ¾ÈÀüÇÏÁö ¾ÊÀº 󸮷ΠÀÎÇÑ ½ºÅà ¹öÆÛ ¿À¹öÇ÷ΠÃë¾à¼ºÀ¸·Î ÀÎÇØ ÀáÀçÀûÀ¸·Î ÇöÀç »ç¿ëÀÚÀÇ ÄÁÅؽºÆ®¿¡¼ ÀÓÀÇ Äڵ尡 ½ÇÇàµÉ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ¹®Á¦¸¦ ¾Ç¿ëÇÏ·Á¸é ÇÇÇØÀÚ°¡ ¾Ç¼º ÆÄÀÏÀ» ¿¾î¾ß ÇÑ´Ù´Â Á¡¿¡¼ »ç¿ëÀÚ »óÈ£ ÀÛ¿ëÀÌ ÇÊ¿äÇÕ´Ï´Ù. (CVE-2021-44703)
- ÇöÀç »ç¿ëÀÚÀÇ ÄÁÅؽºÆ®¿¡¼ ÀÓÀÇÀÇ Äڵ带 ½ÇÇàÇÒ ¼ö ÀÖ´Â Çü½Ä À̺¥Æ® ÀÛ¾÷ ó¸®ÀÇ Use-after-free Ãë¾àÁ¡ÀÌ Á¸ÀçÇÕ´Ï´Ù.. ÀÌ ¹®Á¦¸¦ ¾Ç¿ëÇÏ·Á¸é ÇÇÇØÀÚ°¡ ¾Ç¼º ÆÄÀÏÀ» ¿¾î¾ß ÇÑ´Ù´Â Á¡¿¡¼ »ç¿ëÀÚ »óÈ£ ÀÛ¿ëÀÌ ÇÊ¿äÇÕ´Ï´Ù. (CVE-2021-44704, CVE-2021-44705)
* ¾Ë¸²: ÀÌ Á¡°ËÇ׸ñÀº Á¡°ËÇϱâ À§ÇÑ È£½ºÆ®·Î ·Î±×ÀÎ ÇÒ ¼ö ÀÖ´Â °ü¸®ÀÚ ±ÇÇÑÀ» °¡Áø °èÁ¤À» ÇÊ¿ä·Î ÇÑ´Ù. ÀÌ·¯ÇÑ Á¶°ÇÀÌ ¾ÈµÇ¸é Á¡°ËÀ» ¼öÇàÇÒ ¼ö ¾øÀ¸¸ç ¸ðµç Ãë¾àÇÑ È£½ºÆ®µé¿¡ ´ëÇؼ °ÅÁþ À½¼º¹ÝÀÀ(False Negative)À» º¸ÀÏ ¼ö ÀÖ´Ù.
* Âü°í »çÀÌÆ®: https://cwe.mitre.org/data/definitions/20.html https://cwe.mitre.org/data/definitions/121.html https://cwe.mitre.org/data/definitions/122.html https://cwe.mitre.org/data/definitions/125.html https://cwe.mitre.org/data/definitions/190.html https://cwe.mitre.org/data/definitions/284.html https://cwe.mitre.org/data/definitions/416.html https://cwe.mitre.org/data/definitions/476.html https://cwe.mitre.org/data/definitions/657.html https://cwe.mitre.org/data/definitions/787.html https://cwe.mitre.org/data/definitions/788.html https://cwe.mitre.org/data/definitions/824.html https://helpx.adobe.com/security/products/acrobat/apsb22-01.html
* ¿µÇâÀ» ¹Þ´Â Ç÷§Æû: Adobe Reader 21.011.20039 ÀÌÀüÀÇ ¹öÀüµé Microsoft Windows Any version Linux Any version |
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´ÙÀ½ Adobe º¸¾È °Ô½Ã¹°¿¡ ¼³¸íµÇ¾î ÀÖµíÀÌ Adobe ReaderÀÇ °¡Àå ÃֽŠ¹öÀü(21.011.20039 ȤÀº ÀÌÈÄ)À¸·Î ¾÷±×·¹À̵å ÇÏ¿©¾ß ÇÑ´Ù: https://helpx.adobe.com/security/products/acrobat/apsb22-01.html |
°ü·Ã URL |
CVE-2021-44701,CVE-2021-44702,CVE-2021-44703,CVE-2021-44704,CVE-2021-44705,CVE-2021-44706,CVE-2021-44707,CVE-2021-44708,CVE-2021-44709 (CVE) |
°ü·Ã URL |
(SecurityFocus) |
°ü·Ã URL |
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