Security Notification –Buffer Overflow Vulnerability in Hikvision DVRs Devices

SN No.：HSRC-201411-02

Initial Release Date：2014-11-28

Update Release Date：2014-12-06

Summary

While processing specified RTSP requests, buffer overflow vulnerabilities may occurs for select Hikvision DVRs, which may result in potential service interruption for users.

These issues have been assigned Common Vulnerabilities and Exposures (CVE) ID:

CVE-2014-4878, CVE-2014-4879 and CVE-2014-4880.

Software Versions and Fixes

Product Name	Affected Version	Resolved Version
DS-7100HWI-SL(SH)	V2.2.15_build 141025 and earlier versions	V2.2.15_build 141126 and later
DS-7100HVI-SL(SH)	V2.2.15_build 141025 and earlier versions	V2.2.15_build 141126 and later
DS-7200HWI-SH(SL)	V3.1.3_build 141103 and earlier versions	V3.1.3_build 141126 and later
DS-7200HFI-SH
DS-7200HVI-SV
DS-7200HWI-E1(/C)	V3.1.3_build 141103 and earlier versions	V3.1.3_build 141126 and later
DS-7200HWI-E2(/C)
DS-7300HWI-E4(/C)
DS-7300HWI(HFI)-SH	V3.1.3_build 141103 and earlier versions	V3.1.3_build 141126 and later
DS-7600NI-SE(/N)(/P)	V3.0.9_build 140928 and earlier versions	V3.0.10_build 141125 and later
DS-7600NI-V(VP)	V3.0.9_build 140928 and earlier versions	V3.0.10_build 141125 and later
DS-7600NI-E1(/N)(/P)	V3.0.8_build 140825 and earlier versions	V3.0.10_build 141126 and later
DS-7600NI-E2(/N)(/P)
DS-7700NI-E4(/N)(/P)
DS-80/81/90/91xxHFI-ST	V3.1.6_build 140928 and earlier versions	V3.1.7_build 141201 and later
DS-80/81/90/91/92xxHWI-ST
DS-90/91xxHFI-RT
DS-90/91xxHFI-XT
DS-76/77/86/96xxNI-ST
DS-96xxNI-RT
DS-96xxNI-XT
DS-76/77xxNI-SP
DS-7200HWI-SV
DS-7100HGHI-SH	V3.1.0_build 141121 and earlier versions	V3.1.1_build 141128 and later
DS-7100HQHI-SH
DS-7200HGHI-SH
DS-7200HQHI-SH
DS-7300HGHI-SH
DS-7300HQHI-SH
DS-8100HGHI-SH
DS-8100HQHI-SH
DS-7200HWI-Ex/C/F	V3.1.2_build 140925	V3.1.2_build 141206 and later
DS-7200HVI-SH	V2.2.4_build 130625 and earlier versions	V2.2.4_build 141206 and later
DS-7204HWI-SV	V2.2.4_build 130625 and earlier versions	V2.2.4_build 141206 and later
DS-7300HFI-ST	V2.1.2_build 130830 and earlier versions	V2.1.2_build 141206 and later
DS-7300HI-ST
DS-8100HDI-ST
DS-6700HWI(-SATA)	V1.2.1 build140913 and earlier versions	V1.2.3 build 141203 and later
DS-6700HFI(-SATA)	V1.2.1 build140913 and earlier versions	V1.2.3 build 141203 and later
DS-7100NI-SN(/N)(/P)	V3.0.7_build 140725 and earlier versions	V3.0.10_build 141128 and later
DS-7600NI-SN(/N)(/P)	V3.0.5_build 140508	V3.0.10_build 141127 and later
DS-8100HCI(HFSI)(HWSI)-SH	V3.1.3_build 141103 and earlier versions	V3.1.3_build 141126 and later
DS-7100NI-SL	V2.3.4_build 131024 and earlier versions	V3.0.10_build141224 and later
DS-7104NI-SL/W	V2.3.7_build140523 and earlier versions	V2.3.8_build141224 and later
DS-7600HI-ST	V2.3.7_build 140904 and earlier versions	V3.0.11_150319 and later
DS-7200HFHI-SL(ST)(SE)	V3.0.0_build140425 and earlier versions	V3.0.0_build141202 and later
DS-7300HFHI-SL(ST)
DS-8100HFHI-SL(ST)

Impact

By exploiting these three vulnerabilities, attackers are able to plant scripts into the file system to creat service interruptions.

Technical Details

Precondition

DVR devices need to be connected to a network with external access.

Attack Step

Attacker sends malicious scripts to DVR devices.

Obtaining Fixed Software

Users may download updated firmware on the Hikvision official website:（Click Here）.

Contacts Method

For security problems with Hikvision products and solutions, please contact : hsrc@hrbaojie.com.

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Security Notification –Buffer Overflow Vulnerability in Hikvision DVRs Devices

Security Notification –Buffer Overflow Vulnerability in Hikvision DVRs Devices

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